Merge /home/trondmy/scm/kernel/git/torvalds/linux-2.6

133 files changed, 1787 insertions, 1119 deletions

diff --git a/net/802/p8022.c b/net/802/p8022.c
index b24817c63ca8e..2530f35241cde 100644
--- a/net/802/p8022.c
+++ b/net/802/p8022.c
@@ -56,7 +56,7 @@ struct datalink_proto *register_8022_client(unsigned char type,
 
 void unregister_8022_client(struct datalink_proto *proto)
 {
-	llc_sap_close(proto->sap);
+	llc_sap_put(proto->sap);
 	kfree(proto);
 }
 
diff --git a/net/802/psnap.c b/net/802/psnap.c
index ab80b1fab53c8..4d638944d933b 100644
--- a/net/802/psnap.c
+++ b/net/802/psnap.c
@@ -106,7 +106,7 @@ module_init(snap_init);
 
 static void __exit snap_exit(void)
 {
-	llc_sap_close(snap_sap);
+	llc_sap_put(snap_sap);
 }
 
 module_exit(snap_exit);
diff --git a/net/802/tr.c b/net/802/tr.c
index 1bb7dc1b85cd4..1eaa3d19d8bf7 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -238,7 +238,7 @@ unsigned short tr_type_trans(struct sk_buff *skb, struct net_device *dev)
 		return trllc->ethertype;
 	}
 
-	return ntohs(ETH_P_802_2);
+	return ntohs(ETH_P_TR_802_2);
 }
 
 /*
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 1d31b3a3f1e59..7982656b9c830 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -100,8 +100,7 @@ static struct sock *atalk_search_socket(struct sockaddr_at *to,
 			continue;
 
 	    	if (to->sat_addr.s_net == ATADDR_ANYNET &&
-		    to->sat_addr.s_node == ATADDR_BCAST &&
-		    at->src_net == atif->address.s_net)
+		    to->sat_addr.s_node == ATADDR_BCAST)
 			goto found;
 
 	    	if (to->sat_addr.s_net == at->src_net &&
@@ -1443,8 +1442,10 @@ static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
 	else
 		atif = atalk_find_interface(ddp->deh_dnet, ddp->deh_dnode);
 
-	/* Not ours, so we route the packet via the correct AppleTalk iface */
 	if (!atif) {
+		/* Not ours, so we route the packet via the correct
+		 * AppleTalk iface
+		 */
 		atalk_route_packet(skb, dev, ddp, &ddphv, origlen);
 		goto out;
 	}
@@ -1592,9 +1593,6 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
 
 	if (usat->sat_addr.s_net || usat->sat_addr.s_node == ATADDR_ANYNODE) {
 		rt = atrtr_find(&usat->sat_addr);
-		if (!rt)
-			return -ENETUNREACH;
-
 		dev = rt->dev;
 	} else {
 		struct atalk_addr at_hint;
@@ -1603,11 +1601,12 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
 		at_hint.s_net  = at->src_net;
 
 		rt = atrtr_find(&at_hint);
-		if (!rt)
-			return -ENETUNREACH;
-
 		dev = rt->dev;
 	}
+	if (!rt)
+		return -ENETUNREACH;
+
+	dev = rt->dev;
 
 	SOCK_DEBUG(sk, "SK %p: Size needed %d, device %s\n",
 			sk, size, dev->name);
@@ -1677,6 +1676,20 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
 		SOCK_DEBUG(sk, "SK %p: Loop back.\n", sk);
 		/* loop back */
 		skb_orphan(skb);
+		if (ddp->deh_dnode == ATADDR_BCAST) {
+			struct atalk_addr at_lo;
+
+			at_lo.s_node = 0;
+			at_lo.s_net  = 0;
+
+			rt = atrtr_find(&at_lo);
+			if (!rt) {
+				kfree_skb(skb);
+				return -ENETUNREACH;
+			}
+			dev = rt->dev;
+			skb->dev = dev;
+		}
 		ddp_dl->request(ddp_dl, skb, dev->dev_addr);
 	} else {
 		SOCK_DEBUG(sk, "SK %p: send out.\n", sk);
diff --git a/net/atm/addr.c b/net/atm/addr.c
index 1c8867f7f54a9..3060fd0ba4b9f 100644
--- a/net/atm/addr.c
+++ b/net/atm/addr.c
@@ -44,29 +44,43 @@ static void notify_sigd(struct atm_dev *dev)
 	sigd_enq(NULL, as_itf_notify, NULL, &pvc, NULL);
 }
 
-void atm_reset_addr(struct atm_dev *dev)
+void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t atype)
 {
 	unsigned long flags;
 	struct atm_dev_addr *this, *p;
+	struct list_head *head;
 
 	spin_lock_irqsave(&dev->lock, flags);
-	list_for_each_entry_safe(this, p, &dev->local, entry)
-	    kfree(this);
+	if (atype == ATM_ADDR_LECS)
+		head = &dev->lecs;
+	else
+		head = &dev->local;
+	list_for_each_entry_safe(this, p, head, entry) {
+		list_del(&this->entry);
+		kfree(this);
+	}
 	spin_unlock_irqrestore(&dev->lock, flags);
-	notify_sigd(dev);
+	if (head == &dev->local)
+		notify_sigd(dev);
 }
 
-int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
+int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
+		 enum atm_addr_type_t atype)
 {
 	unsigned long flags;
 	struct atm_dev_addr *this;
+	struct list_head *head;
 	int error;
 
 	error = check_addr(addr);
 	if (error)
 		return error;
 	spin_lock_irqsave(&dev->lock, flags);
-	list_for_each_entry(this, &dev->local, entry) {
+	if (atype == ATM_ADDR_LECS)
+		head = &dev->lecs;
+	else
+		head = &dev->local;
+	list_for_each_entry(this, head, entry) {
 		if (identical(&this->addr, addr)) {
 			spin_unlock_irqrestore(&dev->lock, flags);
 			return -EEXIST;
@@ -78,28 +92,36 @@ int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
 		return -ENOMEM;
 	}
 	this->addr = *addr;
-	list_add(&this->entry, &dev->local);
+	list_add(&this->entry, head);
 	spin_unlock_irqrestore(&dev->lock, flags);
-	notify_sigd(dev);
+	if (head == &dev->local)
+		notify_sigd(dev);
 	return 0;
 }
 
-int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
+int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
+		 enum atm_addr_type_t atype)
 {
 	unsigned long flags;
 	struct atm_dev_addr *this;
+	struct list_head *head;
 	int error;
 
 	error = check_addr(addr);
 	if (error)
 		return error;
 	spin_lock_irqsave(&dev->lock, flags);
-	list_for_each_entry(this, &dev->local, entry) {
+	if (atype == ATM_ADDR_LECS)
+		head = &dev->lecs;
+	else
+		head = &dev->local;
+	list_for_each_entry(this, head, entry) {
 		if (identical(&this->addr, addr)) {
 			list_del(&this->entry);
 			spin_unlock_irqrestore(&dev->lock, flags);
 			kfree(this);
-			notify_sigd(dev);
+			if (head == &dev->local)
+				notify_sigd(dev);
 			return 0;
 		}
 	}
@@ -108,22 +130,27 @@ int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
 }
 
 int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user * buf,
-		 size_t size)
+		 size_t size, enum atm_addr_type_t atype)
 {
 	unsigned long flags;
 	struct atm_dev_addr *this;
+	struct list_head *head;
 	int total = 0, error;
 	struct sockaddr_atmsvc *tmp_buf, *tmp_bufp;
 
 	spin_lock_irqsave(&dev->lock, flags);
-	list_for_each_entry(this, &dev->local, entry)
+	if (atype == ATM_ADDR_LECS)
+		head = &dev->lecs;
+	else
+		head = &dev->local;
+	list_for_each_entry(this, head, entry)
 	    total += sizeof(struct sockaddr_atmsvc);
 	tmp_buf = tmp_bufp = kmalloc(total, GFP_ATOMIC);
 	if (!tmp_buf) {
 		spin_unlock_irqrestore(&dev->lock, flags);
 		return -ENOMEM;
 	}
-	list_for_each_entry(this, &dev->local, entry)
+	list_for_each_entry(this, head, entry)
 	    memcpy(tmp_bufp++, &this->addr, sizeof(struct sockaddr_atmsvc));
 	spin_unlock_irqrestore(&dev->lock, flags);
 	error = total > size ? -E2BIG : total;
diff --git a/net/atm/addr.h b/net/atm/addr.h
index 3099d21feeaa4..f39433ad45dab 100644
--- a/net/atm/addr.h
+++ b/net/atm/addr.h
@@ -9,10 +9,12 @@
 #include <linux/atm.h>
 #include <linux/atmdev.h>
 
-
-void atm_reset_addr(struct atm_dev *dev);
-int atm_add_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr);
-int atm_del_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr);
-int atm_get_addr(struct atm_dev *dev,struct sockaddr_atmsvc __user *buf,size_t size);
+void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t type);
+int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
+		 enum atm_addr_type_t type);
+int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
+		 enum atm_addr_type_t type);
+int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user *buf,
+		 size_t size, enum atm_addr_type_t type);
 
 #endif
diff --git a/net/atm/atm_misc.c b/net/atm/atm_misc.c
index b2113c3454ae6..223c7ad5bd0f7 100644
--- a/net/atm/atm_misc.c
+++ b/net/atm/atm_misc.c
@@ -25,7 +25,7 @@ int atm_charge(struct atm_vcc *vcc,int truesize)
 
 
 struct sk_buff *atm_alloc_charge(struct atm_vcc *vcc,int pdu_size,
-    int gfp_flags)
+    gfp_t gfp_flags)
 {
 	struct sock *sk = sk_atm(vcc);
 	int guess = atm_guess_pdu2truesize(pdu_size);
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 289956c4dd3e8..72f3f7b8de801 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -220,7 +220,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		/* netif_stop_queue(dev); */
 		dev_kfree_skb(skb);
 		read_unlock(&devs_lock);
-		return -EUNATCH;
+		return 0;
 	}
 	if (!br2684_xmit_vcc(skb, brdev, brvcc)) {
 		/*
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 28dab55a4387c..4f54c9a5e84a4 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -310,7 +310,7 @@ static int clip_constructor(struct neighbour *neigh)
 	if (neigh->type != RTN_UNICAST) return -EINVAL;
 
 	rcu_read_lock();
-	in_dev = rcu_dereference(__in_dev_get(dev));
+	in_dev = __in_dev_get_rcu(dev);
 	if (!in_dev) {
 		rcu_read_unlock();
 		return -EINVAL;
diff --git a/net/atm/common.c b/net/atm/common.c
index e93e838069e87..63feea49fb139 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -46,7 +46,7 @@ static void __vcc_insert_socket(struct sock *sk)
 	struct atm_vcc *vcc = atm_sk(sk);
 	struct hlist_head *head = &vcc_hash[vcc->vci &
 					(VCC_HTABLE_SIZE - 1)];
-	sk->sk_hashent = vcc->vci & (VCC_HTABLE_SIZE - 1);
+	sk->sk_hash = vcc->vci & (VCC_HTABLE_SIZE - 1);
 	sk_add_node(sk, head);
 }
 
@@ -178,8 +178,6 @@ static void vcc_destroy_socket(struct sock *sk)
 		if (vcc->push)
 			vcc->push(vcc, NULL); /* atmarpd has no push */
 
-		vcc_remove_socket(sk);	/* no more receive */
-
 		while ((skb = skb_dequeue(&sk->sk_receive_queue)) != NULL) {
 			atm_return(vcc,skb->truesize);
 			kfree_skb(skb);
@@ -188,6 +186,8 @@ static void vcc_destroy_socket(struct sock *sk)
 		module_put(vcc->dev->ops->owner);
 		atm_dev_put(vcc->dev);
 	}
+
+	vcc_remove_socket(sk);
 }
 
 
diff --git a/net/atm/ioctl.c b/net/atm/ioctl.c
index d89056ec44d4f..a150198b05a39 100644
--- a/net/atm/ioctl.c
+++ b/net/atm/ioctl.c
@@ -105,17 +105,35 @@ int vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 			if (!error)
 				sock->state = SS_CONNECTED;
 			goto done;
-		default:
+		case ATM_SETBACKEND:
+		case ATM_NEWBACKENDIF:
+			{
+				atm_backend_t backend;
+				error = get_user(backend, (atm_backend_t __user *) argp);
+				if (error)
+					goto done;
+				switch (backend) {
+					case ATM_BACKEND_PPP:
+						request_module("pppoatm");
+						break;
+					case ATM_BACKEND_BR2684:
+						request_module("br2684");
+						break;
+				}
+			}
+			break;
+		case ATMMPC_CTRL:
+		case ATMMPC_DATA:
+			request_module("mpoa");
+			break;
+		case ATMARPD_CTRL:
+			request_module("clip");
+			break;
+		case ATMLEC_CTRL:
+			request_module("lec");
 			break;
 	}
 
-	if (cmd == ATMMPC_CTRL || cmd == ATMMPC_DATA)
-		request_module("mpoa");
-	if (cmd == ATMARPD_CTRL)
-		request_module("clip");
-	if (cmd == ATMLEC_CTRL)
-		request_module("lec");
-
 	error = -ENOIOCTLCMD;
 
 	down(&ioctl_mutex);
diff --git a/net/atm/lec.c b/net/atm/lec.c
index a0752487026d5..ad840b9afba8a 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -686,9 +686,19 @@ static unsigned char lec_ctrl_magic[] = {
         0x01,
         0x01 };
 
+#define LEC_DATA_DIRECT_8023  2
+#define LEC_DATA_DIRECT_8025  3
+
+static int lec_is_data_direct(struct atm_vcc *vcc)
+{ 
+	return ((vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8023) ||
+		(vcc->sap.blli[0].l3.tr9577.snap[4] == LEC_DATA_DIRECT_8025));
+} 
+
 static void 
 lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
 {
+	unsigned long flags;
         struct net_device *dev = (struct net_device *)vcc->proto_data;
         struct lec_priv *priv = (struct lec_priv *)dev->priv; 
 
@@ -728,7 +738,8 @@ lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
                 skb_queue_tail(&sk->sk_receive_queue, skb);
                 sk->sk_data_ready(sk, skb->len);
         } else { /* Data frame, queue to protocol handlers */
-                unsigned char *dst;
+		struct lec_arp_table *entry;
+                unsigned char *src, *dst;
 
                 atm_return(vcc,skb->truesize);
                 if (*(uint16_t *)skb->data == htons(priv->lecid) ||
@@ -741,10 +752,30 @@ lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
                         return;
                 }
 #ifdef CONFIG_TR
-                if (priv->is_trdev) dst = ((struct lecdatahdr_8025 *)skb->data)->h_dest;
+                if (priv->is_trdev)
+			dst = ((struct lecdatahdr_8025 *) skb->data)->h_dest;
                 else
 #endif
-                dst = ((struct lecdatahdr_8023 *)skb->data)->h_dest;
+		dst = ((struct lecdatahdr_8023 *) skb->data)->h_dest;
+
+		/* If this is a Data Direct VCC, and the VCC does not match
+		 * the LE_ARP cache entry, delete the LE_ARP cache entry.
+		 */
+		spin_lock_irqsave(&priv->lec_arp_lock, flags);
+		if (lec_is_data_direct(vcc)) {
+#ifdef CONFIG_TR
+			if (priv->is_trdev)
+				src = ((struct lecdatahdr_8025 *) skb->data)->h_source;
+			else
+#endif
+			src = ((struct lecdatahdr_8023 *) skb->data)->h_source;
+			entry = lec_arp_find(priv, src);
+			if (entry && entry->vcc != vcc) {
+				lec_arp_remove(priv, entry);
+				kfree(entry);
+			}
+		}
+		spin_unlock_irqrestore(&priv->lec_arp_lock, flags);
 
                 if (!(dst[0]&0x01) &&   /* Never filter Multi/Broadcast */
                     !priv->is_proxy &&  /* Proxy wants all the packets */
@@ -1990,6 +2021,12 @@ lec_arp_resolve(struct lec_priv *priv, unsigned char *mac_to_find,
                         found = entry->vcc;
 			goto out;
                 }
+		/* If the LE_ARP cache entry is still pending, reset count to 0
+		 * so another LE_ARP request can be made for this frame.
+		 */
+		if (entry->status == ESI_ARP_PENDING) {
+			entry->no_tries = 0;
+		}
                 /* Data direct VC not yet set up, check to see if the unknown
                    frame count is greater than the limit. If the limit has
                    not been reached, allow the caller to send packet to
diff --git a/net/atm/resources.c b/net/atm/resources.c
index a57a9268bd243..415d2615d475f 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -40,6 +40,7 @@ static struct atm_dev *__alloc_atm_dev(const char *type)
 	dev->link_rate = ATM_OC3_PCR;
 	spin_lock_init(&dev->lock);
 	INIT_LIST_HEAD(&dev->local);
+	INIT_LIST_HEAD(&dev->lecs);
 
 	return dev;
 }
@@ -320,10 +321,12 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
 				error = -EPERM;
 				goto done;
 			}
-			atm_reset_addr(dev);
+			atm_reset_addr(dev, ATM_ADDR_LOCAL);
 			break;
 		case ATM_ADDADDR:
 		case ATM_DELADDR:
+		case ATM_ADDLECSADDR:
+		case ATM_DELLECSADDR:
 			if (!capable(CAP_NET_ADMIN)) {
 				error = -EPERM;
 				goto done;
@@ -335,14 +338,21 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
 					error = -EFAULT;
 					goto done;
 				}
-				if (cmd == ATM_ADDADDR)
-					error = atm_add_addr(dev, &addr);
+				if (cmd == ATM_ADDADDR || cmd == ATM_ADDLECSADDR)
+					error = atm_add_addr(dev, &addr,
+							     (cmd == ATM_ADDADDR ?
+							      ATM_ADDR_LOCAL : ATM_ADDR_LECS));
 				else
-					error = atm_del_addr(dev, &addr);
+					error = atm_del_addr(dev, &addr,
+							     (cmd == ATM_DELADDR ?
+							      ATM_ADDR_LOCAL : ATM_ADDR_LECS));
 				goto done;
 			}
 		case ATM_GETADDR:
-			error = atm_get_addr(dev, buf, len);
+		case ATM_GETLECSADDR:
+			error = atm_get_addr(dev, buf, len,
+					     (cmd == ATM_GETADDR ?
+					      ATM_ADDR_LOCAL : ATM_ADDR_LECS));
 			if (error < 0)
 				goto done;
 			size = error;
diff --git a/net/atm/signaling.c b/net/atm/signaling.c
index f7c449ac1800c..e7211a7f382c5 100644
--- a/net/atm/signaling.c
+++ b/net/atm/signaling.c
@@ -217,8 +217,9 @@ void sigd_enq(struct atm_vcc *vcc,enum atmsvc_msg_type type,
 static void purge_vcc(struct atm_vcc *vcc)
 {
 	if (sk_atm(vcc)->sk_family == PF_ATMSVC &&
-	    !test_bit(ATM_VF_META,&vcc->flags)) {
-		set_bit(ATM_VF_RELEASED,&vcc->flags);
+	    !test_bit(ATM_VF_META, &vcc->flags)) {
+		set_bit(ATM_VF_RELEASED, &vcc->flags);
+		clear_bit(ATM_VF_REGIS, &vcc->flags);
 		vcc_release_async(vcc, -EUNATCH);
 	}
 }
@@ -243,8 +244,7 @@ static void sigd_close(struct atm_vcc *vcc)
 		sk_for_each(s, node, head) {
 			struct atm_vcc *vcc = atm_sk(s);
 
-			if (vcc->dev)
-				purge_vcc(vcc);
+			purge_vcc(vcc);
 		}
 	}
 	read_unlock(&vcc_sklist_lock);
diff --git a/net/atm/svc.c b/net/atm/svc.c
index 08e46052a3e4a..d7b266136bf64 100644
--- a/net/atm/svc.c
+++ b/net/atm/svc.c
@@ -302,6 +302,7 @@ static int svc_listen(struct socket *sock,int backlog)
 		error = -EINVAL;
 		goto out;
 	}
+	vcc_insert_socket(sk);
 	set_bit(ATM_VF_WAITING, &vcc->flags);
 	prepare_to_wait(sk->sk_sleep, &wait, TASK_UNINTERRUPTIBLE);
 	sigd_enq(vcc,as_listen,NULL,NULL,&vcc->local);
diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c
index 810c9c76c2e02..73cfc3411c461 100644
--- a/net/ax25/ax25_in.c
+++ b/net/ax25/ax25_in.c
@@ -123,7 +123,7 @@ int ax25_rx_iframe(ax25_cb *ax25, struct sk_buff *skb)
 		}
 
 		skb_pull(skb, 1);	/* Remove PID */
-		skb->h.raw    = skb->data;
+		skb->mac.raw  = skb->nh.raw;
 		skb->nh.raw   = skb->data;
 		skb->dev      = ax25->ax25_dev->dev;
 		skb->pkt_type = PACKET_HOST;
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index d3d6bc547212f..59b2dd36baa77 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -372,7 +372,7 @@ static struct proto l2cap_proto = {
 	.obj_size	= sizeof(struct l2cap_pinfo)
 };
 
-static struct sock *l2cap_sock_alloc(struct socket *sock, int proto, unsigned int __nocast prio)
+static struct sock *l2cap_sock_alloc(struct socket *sock, int proto, gfp_t prio)
 {
 	struct sock *sk;
 
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 173f46e8cdaed..35adce6482b6f 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -229,7 +229,7 @@ static void rfcomm_dlc_clear_state(struct rfcomm_dlc *d)
 	d->rx_credits = RFCOMM_DEFAULT_CREDITS;
 }
 
-struct rfcomm_dlc *rfcomm_dlc_alloc(unsigned int __nocast prio)
+struct rfcomm_dlc *rfcomm_dlc_alloc(gfp_t prio)
 {
 	struct rfcomm_dlc *d = kmalloc(sizeof(*d), prio);
 	if (!d)
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index f49e7e938bfb2..a2b30f0aedb7b 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -284,7 +284,7 @@ static struct proto rfcomm_proto = {
 	.obj_size	= sizeof(struct rfcomm_pinfo)
 };
 
-static struct sock *rfcomm_sock_alloc(struct socket *sock, int proto, unsigned int __nocast prio)
+static struct sock *rfcomm_sock_alloc(struct socket *sock, int proto, gfp_t prio)
 {
 	struct rfcomm_dlc *d;
 	struct sock *sk;
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 1bca860a6109f..158a9c46d8632 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -286,7 +286,7 @@ static inline void rfcomm_set_owner_w(struct sk_buff *skb, struct rfcomm_dev *de
 	skb->destructor = rfcomm_wfree;
 }
 
-static struct sk_buff *rfcomm_wmalloc(struct rfcomm_dev *dev, unsigned long size, unsigned int __nocast priority)
+static struct sk_buff *rfcomm_wmalloc(struct rfcomm_dev *dev, unsigned long size, gfp_t priority)
 {
 	if (atomic_read(&dev->wmem_alloc) < rfcomm_room(dev->dlc)) {
 		struct sk_buff *skb = alloc_skb(size, priority);
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index ce7ab7dfa0b20..997e42df115c5 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -418,7 +418,7 @@ static struct proto sco_proto = {
 	.obj_size	= sizeof(struct sco_pinfo)
 };
 
-static struct sock *sco_sock_alloc(struct socket *sock, int proto, unsigned int __nocast prio)
+static struct sock *sco_sock_alloc(struct socket *sock, int proto, gfp_t prio)
 {
 	struct sock *sk;
 
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 91bb895375f4c..defcf6a8607c3 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -79,7 +79,6 @@ static void destroy_nbp(struct net_bridge_port *p)
 {
 	struct net_device *dev = p->dev;
 
-	dev->br_port = NULL;
 	p->br = NULL;
 	p->dev = NULL;
 	dev_put(dev);
@@ -100,6 +99,7 @@ static void del_nbp(struct net_bridge_port *p)
 	struct net_bridge *br = p->br;
 	struct net_device *dev = p->dev;
 
+	dev->br_port = NULL;
 	dev_set_promiscuity(dev, -1);
 
 	spin_lock_bh(&br->lock);
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index c4540144f0f43..f8ffbf6e23336 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -26,6 +26,7 @@
 #include <linux/spinlock.h>
 #include <asm/uaccess.h>
 #include <linux/smp.h>
+#include <linux/cpumask.h>
 #include <net/sock.h>
 /* needed for logical [in,out]-dev filtering */
 #include "../br_private.h"
@@ -823,10 +824,11 @@ static int translate_table(struct ebt_replace *repl,
 		/* this will get free'd in do_replace()/ebt_register_table()
 		   if an error occurs */
 		newinfo->chainstack = (struct ebt_chainstack **)
-		   vmalloc(num_possible_cpus() * sizeof(struct ebt_chainstack));
+		   vmalloc((highest_possible_processor_id()+1) 
+				   		* sizeof(struct ebt_chainstack));
 		if (!newinfo->chainstack)
 			return -ENOMEM;
-		for (i = 0; i < num_possible_cpus(); i++) {
+		for_each_cpu(i) {
 			newinfo->chainstack[i] =
 			   vmalloc(udc_cnt * sizeof(struct ebt_chainstack));
 			if (!newinfo->chainstack[i]) {
@@ -895,9 +897,12 @@ static void get_counters(struct ebt_counter *oldcounters,
 
 	/* counters of cpu 0 */
 	memcpy(counters, oldcounters,
-	   sizeof(struct ebt_counter) * nentries);
+	       sizeof(struct ebt_counter) * nentries);
+
 	/* add other counters to those of cpu 0 */
-	for (cpu = 1; cpu < num_possible_cpus(); cpu++) {
+	for_each_cpu(cpu) {
+		if (cpu == 0)
+			continue;
 		counter_base = COUNTER_BASE(oldcounters, nentries, cpu);
 		for (i = 0; i < nentries; i++) {
 			counters[i].pcnt += counter_base[i].pcnt;
@@ -929,7 +934,8 @@ static int do_replace(void __user *user, unsigned int len)
 		BUGPRINT("Entries_size never zero\n");
 		return -EINVAL;
 	}
-	countersize = COUNTER_OFFSET(tmp.nentries) * num_possible_cpus();
+	countersize = COUNTER_OFFSET(tmp.nentries) * 
+					(highest_possible_processor_id()+1);
 	newinfo = (struct ebt_table_info *)
 	   vmalloc(sizeof(struct ebt_table_info) + countersize);
 	if (!newinfo)
@@ -1022,7 +1028,7 @@ static int do_replace(void __user *user, unsigned int len)
 
 	vfree(table->entries);
 	if (table->chainstack) {
-		for (i = 0; i < num_possible_cpus(); i++)
+		for_each_cpu(i)
 			vfree(table->chainstack[i]);
 		vfree(table->chainstack);
 	}
@@ -1040,7 +1046,7 @@ free_counterstmp:
 	vfree(counterstmp);
 	/* can be initialized in translate_table() */
 	if (newinfo->chainstack) {
-		for (i = 0; i < num_possible_cpus(); i++)
+		for_each_cpu(i)
 			vfree(newinfo->chainstack[i]);
 		vfree(newinfo->chainstack);
 	}
@@ -1132,7 +1138,8 @@ int ebt_register_table(struct ebt_table *table)
 		return -EINVAL;
 	}
 
-	countersize = COUNTER_OFFSET(table->table->nentries) * num_possible_cpus();
+	countersize = COUNTER_OFFSET(table->table->nentries) *
+					(highest_possible_processor_id()+1);
 	newinfo = (struct ebt_table_info *)
 	   vmalloc(sizeof(struct ebt_table_info) + countersize);
 	ret = -ENOMEM;
@@ -1186,7 +1193,7 @@ free_unlock:
 	up(&ebt_mutex);
 free_chainstack:
 	if (newinfo->chainstack) {
-		for (i = 0; i < num_possible_cpus(); i++)
+		for_each_cpu(i)
 			vfree(newinfo->chainstack[i]);
 		vfree(newinfo->chainstack);
 	}
@@ -1209,7 +1216,7 @@ void ebt_unregister_table(struct ebt_table *table)
 	up(&ebt_mutex);
 	vfree(table->private->entries);
 	if (table->private->chainstack) {
-		for (i = 0; i < num_possible_cpus(); i++)
+		for_each_cpu(i)
 			vfree(table->private->chainstack[i]);
 		vfree(table->private->chainstack);
 	}
diff --git a/net/core/datagram.c b/net/core/datagram.c
index da9bf71421a7e..81987df536eb8 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -211,74 +211,45 @@ void skb_free_datagram(struct sock *sk, struct sk_buff *skb)
 int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
 			    struct iovec *to, int len)
 {
-	int start = skb_headlen(skb);
-	int i, copy = start - offset;
-
-	/* Copy header. */
-	if (copy > 0) {
-		if (copy > len)
-			copy = len;
-		if (memcpy_toiovec(to, skb->data + offset, copy))
-			goto fault;
-		if ((len -= copy) == 0)
-			return 0;
-		offset += copy;
-	}
+	int i, err, fraglen, end = 0;
+	struct sk_buff *next = skb_shinfo(skb)->frag_list;
+next_skb:
+	fraglen = skb_headlen(skb);
+	i = -1;
 
-	/* Copy paged appendix. Hmm... why does this look so complicated? */
-	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
-		int end;
-
-		BUG_TRAP(start <= offset + len);
+	while (1) {
+		int start = end;
 
-		end = start + skb_shinfo(skb)->frags[i].size;
-		if ((copy = end - offset) > 0) {
-			int err;
-			u8  *vaddr;
-			skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
-			struct page *page = frag->page;
+		if ((end += fraglen) > offset) {
+			int copy = end - offset, o = offset - start;
 
 			if (copy > len)
 				copy = len;
-			vaddr = kmap(page);
-			err = memcpy_toiovec(to, vaddr + frag->page_offset +
-					     offset - start, copy);
-			kunmap(page);
+			if (i == -1)
+				err = memcpy_toiovec(to, skb->data + o, copy);
+			else {
+				skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+				struct page *page = frag->page;
+				void *p = kmap(page) + frag->page_offset + o;
+				err = memcpy_toiovec(to, p, copy);
+				kunmap(page);
+			}
 			if (err)
 				goto fault;
 			if (!(len -= copy))
 				return 0;
 			offset += copy;
 		}
-		start = end;
+		if (++i >= skb_shinfo(skb)->nr_frags)
+			break;
+		fraglen = skb_shinfo(skb)->frags[i].size;
 	}
-
-	if (skb_shinfo(skb)->frag_list) {
-		struct sk_buff *list = skb_shinfo(skb)->frag_list;
-
-		for (; list; list = list->next) {
-			int end;
-
-			BUG_TRAP(start <= offset + len);
-
-			end = start + list->len;
-			if ((copy = end - offset) > 0) {
-				if (copy > len)
-					copy = len;
-				if (skb_copy_datagram_iovec(list,
-							    offset - start,
-							    to, copy))
-					goto fault;
-				if ((len -= copy) == 0)
-					return 0;
-				offset += copy;
-			}
-			start = end;
-		}
+	if (next) {
+		skb = next;
+		BUG_ON(skb_shinfo(skb)->frag_list);
+		next = skb->next;
+		goto next_skb;
 	}
-	if (!len)
-		return 0;
-
 fault:
 	return -EFAULT;
 }
diff --git a/net/core/dev.c b/net/core/dev.c
index c01511e3d0c14..a44eeef24edf5 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -574,6 +574,8 @@ struct net_device *dev_getbyhwaddr(unsigned short type, char *ha)
 	return dev;
 }
 
+EXPORT_SYMBOL(dev_getbyhwaddr);
+
 struct net_device *dev_getfirstbyhwtype(unsigned short type)
 {
 	struct net_device *dev;
@@ -1130,7 +1132,7 @@ static inline int illegal_highdma(struct net_device *dev, struct sk_buff *skb)
 #endif
 
 /* Keep head the same: replace data */
-int __skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp_mask)
+int __skb_linearize(struct sk_buff *skb, gfp_t gfp_mask)
 {
 	unsigned int size;
 	u8 *data;
@@ -1257,6 +1259,8 @@ int dev_queue_xmit(struct sk_buff *skb)
 	      	if (skb_checksum_help(skb, 0))
 	      		goto out_kfree_skb;
 
+	spin_lock_prefetch(&dev->queue_lock);
+
 	/* Disable soft irqs for various locks below. Also 
 	 * stops preemption for RCU. 
 	 */
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 39fc55edf691a..4128fc76ac3a2 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -61,7 +61,9 @@ static int pneigh_ifdown(struct neigh_table *tbl, struct net_device *dev);
 void neigh_changeaddr(struct neigh_table *tbl, struct net_device *dev);
 
 static struct neigh_table *neigh_tables;
+#ifdef CONFIG_PROC_FS
 static struct file_operations neigh_stat_seq_fops;
+#endif
 
 /*
    Neighbour hash table buckets are protected with rwlock tbl->lock.
@@ -725,6 +727,13 @@ static __inline__ int neigh_max_probes(struct neighbour *n)
 		p->ucast_probes + p->app_probes + p->mcast_probes);
 }
 
+static inline void neigh_add_timer(struct neighbour *n, unsigned long when)
+{
+	if (unlikely(mod_timer(&n->timer, when))) {
+		printk("NEIGH: BUG, double timer add, state is %x\n",
+		       n->nud_state);
+	}
+}
 
 /* Called when a timer expires for a neighbour entry. */
 
@@ -809,8 +818,7 @@ static void neigh_timer_handler(unsigned long arg)
 		neigh_hold(neigh);
 		if (time_before(next, jiffies + HZ/2))
 			next = jiffies + HZ/2;
-		neigh->timer.expires = next;
-		add_timer(&neigh->timer);
+		neigh_add_timer(neigh, next);
 	}
 	if (neigh->nud_state & (NUD_INCOMPLETE | NUD_PROBE)) {
 		struct sk_buff *skb = skb_peek(&neigh->arp_queue);
@@ -852,8 +860,7 @@ int __neigh_event_send(struct neighbour *neigh, struct sk_buff *skb)
 			atomic_set(&neigh->probes, neigh->parms->ucast_probes);
 			neigh->nud_state     = NUD_INCOMPLETE;
 			neigh_hold(neigh);
-			neigh->timer.expires = now + 1;
-			add_timer(&neigh->timer);
+			neigh_add_timer(neigh, now + 1);
 		} else {
 			neigh->nud_state = NUD_FAILED;
 			write_unlock_bh(&neigh->lock);
@@ -866,8 +873,8 @@ int __neigh_event_send(struct neighbour *neigh, struct sk_buff *skb)
 		NEIGH_PRINTK2("neigh %p is delayed.\n", neigh);
 		neigh_hold(neigh);
 		neigh->nud_state = NUD_DELAY;
-		neigh->timer.expires = jiffies + neigh->parms->delay_probe_time;
-		add_timer(&neigh->timer);
+		neigh_add_timer(neigh,
+				jiffies + neigh->parms->delay_probe_time);
 	}
 
 	if (neigh->nud_state == NUD_INCOMPLETE) {
@@ -1013,10 +1020,10 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
 		neigh_del_timer(neigh);
 		if (new & NUD_IN_TIMER) {
 			neigh_hold(neigh);
-			neigh->timer.expires = jiffies + 
+			neigh_add_timer(neigh, (jiffies + 
 						((new & NUD_REACHABLE) ? 
-						 neigh->parms->reachable_time : 0);
-			add_timer(&neigh->timer);
+						 neigh->parms->reachable_time :
+						 0)));
 		}
 		neigh->nud_state = new;
 	}
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 5265dfd699284..802fe11efad0b 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -703,7 +703,7 @@ int netpoll_setup(struct netpoll *np)
 
 	if (!np->local_ip) {
 		rcu_read_lock();
-		in_dev = __in_dev_get(ndev);
+		in_dev = __in_dev_get_rcu(ndev);
 
 		if (!in_dev || !in_dev->ifa_list) {
 			rcu_read_unlock();
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index ef430b1e8e42a..5f043d346694d 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -186,7 +186,7 @@
 
 /* Used to help with determining the pkts on receive */
 #define PKTGEN_MAGIC 0xbe9be955
-#define PG_PROC_DIR "pktgen"
+#define PG_PROC_DIR "net/pktgen"
 
 #define MAX_CFLOWS  65536
 
@@ -1476,18 +1476,7 @@ static int proc_thread_write(struct file *file, const char __user *user_buffer,
 
 static int create_proc_dir(void)
 {
-        int     len;
-        /*  does proc_dir already exists */
-        len = strlen(PG_PROC_DIR);
-
-        for (pg_proc_dir = proc_net->subdir; pg_proc_dir; pg_proc_dir=pg_proc_dir->next) {
-                if ((pg_proc_dir->namelen == len) &&
-		    (! memcmp(pg_proc_dir->name, PG_PROC_DIR, len))) 
-                        break;
-        }
-        
-        if (!pg_proc_dir) 
-                pg_proc_dir = create_proc_entry(PG_PROC_DIR, S_IFDIR, proc_net);
+	pg_proc_dir = proc_mkdir(PG_PROC_DIR, NULL);
         
         if (!pg_proc_dir) 
                 return -ENODEV;
@@ -1497,7 +1486,7 @@ static int create_proc_dir(void)
 
 static int remove_proc_dir(void)
 {
-        remove_proc_entry(PG_PROC_DIR, proc_net);
+        remove_proc_entry(PG_PROC_DIR, NULL);
         return 0;
 }
 
@@ -1678,13 +1667,12 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 			struct in_device *in_dev; 
 
 			rcu_read_lock();
-			in_dev = __in_dev_get(pkt_dev->odev);
+			in_dev = __in_dev_get_rcu(pkt_dev->odev);
 			if (in_dev) {
 				if (in_dev->ifa_list) {
 					pkt_dev->saddr_min = in_dev->ifa_list->ifa_address;
 					pkt_dev->saddr_max = pkt_dev->saddr_min;
 				}
-				__in_dev_put(in_dev);	
 			}
 			rcu_read_unlock();
 		}
@@ -2908,7 +2896,7 @@ static int pktgen_add_device(struct pktgen_thread *t, const char* ifname)
                 pkt_dev->udp_dst_max = 9;
 
                 strncpy(pkt_dev->ifname, ifname, 31);
-                sprintf(pkt_dev->fname, "net/%s/%s", PG_PROC_DIR, ifname);
+                sprintf(pkt_dev->fname, "%s/%s", PG_PROC_DIR, ifname);
 
                 if (! pktgen_setup_dev(pkt_dev)) {
                         printk("pktgen: ERROR: pktgen_setup_dev failed.\n");
@@ -2981,7 +2969,7 @@ static int pktgen_create_thread(const char* name, int cpu)
         spin_lock_init(&t->if_lock);
 	t->cpu = cpu;
         
-        sprintf(t->fname, "net/%s/%s", PG_PROC_DIR, t->name);
+        sprintf(t->fname, "%s/%s", PG_PROC_DIR, t->name);
         t->proc_ent = create_proc_entry(t->fname, 0600, NULL);
         if (!t->proc_ent) {
                 printk("pktgen: cannot create %s procfs entry.\n", t->fname);
@@ -3064,7 +3052,7 @@ static int __init pg_init(void)
 
 	create_proc_dir();
 
-        sprintf(module_fname, "net/%s/pgctrl", PG_PROC_DIR);
+        sprintf(module_fname, "%s/pgctrl", PG_PROC_DIR);
         module_proc_ent = create_proc_entry(module_fname, 0600, NULL);
         if (!module_proc_ent) {
                 printk("pktgen: ERROR: cannot create %s procfs entry.\n", module_fname);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index f80a28785610d..af9b1516e21fb 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -71,8 +71,6 @@
 static kmem_cache_t *skbuff_head_cache __read_mostly;
 static kmem_cache_t *skbuff_fclone_cache __read_mostly;
 
-struct timeval __read_mostly skb_tv_base;
-
 /*
  *	Keep out-of-line to prevent kernel bloat.
  *	__builtin_return_address is not used because it is not always
@@ -132,7 +130,7 @@ void skb_under_panic(struct sk_buff *skb, int sz, void *here)
  *	Buffers may only be allocated from interrupts using a @gfp_mask of
  *	%GFP_ATOMIC.
  */
-struct sk_buff *__alloc_skb(unsigned int size, unsigned int __nocast gfp_mask,
+struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
 			    int fclone)
 {
 	struct sk_buff *skb;
@@ -200,7 +198,7 @@ nodata:
  */
 struct sk_buff *alloc_skb_from_cache(kmem_cache_t *cp,
 				     unsigned int size,
-				     unsigned int __nocast gfp_mask)
+				     gfp_t gfp_mask)
 {
 	struct sk_buff *skb;
 	u8 *data;
@@ -363,7 +361,7 @@ void __kfree_skb(struct sk_buff *skb)
  *	%GFP_ATOMIC.
  */
 
-struct sk_buff *skb_clone(struct sk_buff *skb, unsigned int __nocast gfp_mask)
+struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t gfp_mask)
 {
 	struct sk_buff *n;
 
@@ -502,7 +500,7 @@ static void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
  *	header is going to be modified. Use pskb_copy() instead.
  */
 
-struct sk_buff *skb_copy(const struct sk_buff *skb, unsigned int __nocast gfp_mask)
+struct sk_buff *skb_copy(const struct sk_buff *skb, gfp_t gfp_mask)
 {
 	int headerlen = skb->data - skb->head;
 	/*
@@ -541,7 +539,7 @@ struct sk_buff *skb_copy(const struct sk_buff *skb, unsigned int __nocast gfp_ma
  *	The returned buffer has a reference count of 1.
  */
 
-struct sk_buff *pskb_copy(struct sk_buff *skb, unsigned int __nocast gfp_mask)
+struct sk_buff *pskb_copy(struct sk_buff *skb, gfp_t gfp_mask)
 {
 	/*
 	 *	Allocate the copy buffer
@@ -600,7 +598,7 @@ out:
  */
 
 int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail,
-		     unsigned int __nocast gfp_mask)
+		     gfp_t gfp_mask)
 {
 	int i;
 	u8 *data;
@@ -691,7 +689,7 @@ struct sk_buff *skb_realloc_headroom(struct sk_buff *skb, unsigned int headroom)
  */
 struct sk_buff *skb_copy_expand(const struct sk_buff *skb,
 				int newheadroom, int newtailroom,
-				unsigned int __nocast gfp_mask)
+				gfp_t gfp_mask)
 {
 	/*
 	 *	Allocate the copy buffer
@@ -1708,8 +1706,6 @@ void __init skb_init(void)
 						NULL, NULL);
 	if (!skbuff_fclone_cache)
 		panic("cannot create skbuff cache");
-
-	do_gettimeofday(&skb_tv_base);
 }
 
 EXPORT_SYMBOL(___pskb_trim);
@@ -1743,4 +1739,3 @@ EXPORT_SYMBOL(skb_prepare_seq_read);
 EXPORT_SYMBOL(skb_seq_read);
 EXPORT_SYMBOL(skb_abort_seq_read);
 EXPORT_SYMBOL(skb_find_text);
-EXPORT_SYMBOL(skb_tv_base);
diff --git a/net/core/sock.c b/net/core/sock.c
index ac63b56e23b29..1c52fe809edad 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -637,7 +637,7 @@ lenout:
  *	@prot: struct proto associated with this new sock instance
  *	@zero_it: if we should zero the newly allocated sock
  */
-struct sock *sk_alloc(int family, unsigned int __nocast priority,
+struct sock *sk_alloc(int family, gfp_t priority,
 		      struct proto *prot, int zero_it)
 {
 	struct sock *sk = NULL;
@@ -660,16 +660,20 @@ struct sock *sk_alloc(int family, unsigned int __nocast priority,
 			sock_lock_init(sk);
 		}
 		
-		if (security_sk_alloc(sk, family, priority)) {
-			if (slab != NULL)
-				kmem_cache_free(slab, sk);
-			else
-				kfree(sk);
-			sk = NULL;
-		} else
-			__module_get(prot->owner);
+		if (security_sk_alloc(sk, family, priority))
+			goto out_free;
+
+		if (!try_module_get(prot->owner))
+			goto out_free;
 	}
 	return sk;
+
+out_free:
+	if (slab != NULL)
+		kmem_cache_free(slab, sk);
+	else
+		kfree(sk);
+	return NULL;
 }
 
 void sk_free(struct sock *sk)
@@ -700,7 +704,7 @@ void sk_free(struct sock *sk)
 	module_put(owner);
 }
 
-struct sock *sk_clone(const struct sock *sk, const unsigned int __nocast priority)
+struct sock *sk_clone(const struct sock *sk, const gfp_t priority)
 {
 	struct sock *newsk = sk_alloc(sk->sk_family, priority, sk->sk_prot, 0);
 
@@ -841,7 +845,7 @@ unsigned long sock_i_ino(struct sock *sk)
  * Allocate a skb from the socket's send buffer.
  */
 struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force,
-			     unsigned int __nocast priority)
+			     gfp_t priority)
 {
 	if (force || atomic_read(&sk->sk_wmem_alloc) < sk->sk_sndbuf) {
 		struct sk_buff * skb = alloc_skb(size, priority);
@@ -857,7 +861,7 @@ struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force,
  * Allocate a skb from the socket's receive buffer.
  */ 
 struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force,
-			     unsigned int __nocast priority)
+			     gfp_t priority)
 {
 	if (force || atomic_read(&sk->sk_rmem_alloc) < sk->sk_rcvbuf) {
 		struct sk_buff *skb = alloc_skb(size, priority);
@@ -872,7 +876,7 @@ struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force,
 /* 
  * Allocate a memory block from the socket's option memory buffer.
  */ 
-void *sock_kmalloc(struct sock *sk, int size, unsigned int __nocast priority)
+void *sock_kmalloc(struct sock *sk, int size, gfp_t priority)
 {
 	if ((unsigned)size <= sysctl_optmem_max &&
 	    atomic_read(&sk->sk_omem_alloc) + size < sysctl_optmem_max) {
diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index 6530283eafca6..c9a62cca22fcf 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -91,7 +91,7 @@ int dccp_insert_option_ackvec(struct sock *sk, struct sk_buff *skb)
 }
 
 struct dccp_ackvec *dccp_ackvec_alloc(const unsigned int len,
-				      const unsigned int __nocast priority)
+				      const gfp_t priority)
 {
 	struct dccp_ackvec *av = kmalloc(sizeof(*av) + len, priority);
 
diff --git a/net/dccp/ackvec.h b/net/dccp/ackvec.h
index 8ca51c9191f7d..d0fd6c60c574d 100644
--- a/net/dccp/ackvec.h
+++ b/net/dccp/ackvec.h
@@ -74,7 +74,7 @@ struct sk_buff;
 
 #ifdef CONFIG_IP_DCCP_ACKVEC
 extern struct dccp_ackvec *dccp_ackvec_alloc(unsigned int len,
-					  const unsigned int __nocast priority);
+					  const gfp_t priority);
 extern void dccp_ackvec_free(struct dccp_ackvec *av);
 
 extern int dccp_ackvec_add(struct dccp_ackvec *av, const struct sock *sk,
@@ -93,7 +93,7 @@ static inline int dccp_ackvec_pending(const struct dccp_ackvec *av)
 }
 #else /* CONFIG_IP_DCCP_ACKVEC */
 static inline struct dccp_ackvec *dccp_ackvec_alloc(unsigned int len,
-					   const unsigned int __nocast priority)
+					   const gfp_t priority)
 {
 	return NULL;
 }
diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h
index 21e55142dcd3b..c37eeeaf5c6e2 100644
--- a/net/dccp/ccid.h
+++ b/net/dccp/ccid.h
@@ -110,14 +110,14 @@ static inline int ccid_hc_tx_init(struct ccid *ccid, struct sock *sk)
 
 static inline void ccid_hc_rx_exit(struct ccid *ccid, struct sock *sk)
 {
-	if (ccid->ccid_hc_rx_exit != NULL &&
+	if (ccid != NULL && ccid->ccid_hc_rx_exit != NULL &&
 	    dccp_sk(sk)->dccps_hc_rx_ccid_private != NULL)
 		ccid->ccid_hc_rx_exit(sk);
 }
 
 static inline void ccid_hc_tx_exit(struct ccid *ccid, struct sock *sk)
 {
-	if (ccid->ccid_hc_tx_exit != NULL &&
+	if (ccid != NULL && ccid->ccid_hc_tx_exit != NULL &&
 	    dccp_sk(sk)->dccps_hc_tx_ccid_private != NULL)
 		ccid->ccid_hc_tx_exit(sk);
 }
diff --git a/net/dccp/ccids/lib/loss_interval.h b/net/dccp/ccids/lib/loss_interval.h
index 13ad47ba14204..417d9d82df3e3 100644
--- a/net/dccp/ccids/lib/loss_interval.h
+++ b/net/dccp/ccids/lib/loss_interval.h
@@ -36,7 +36,7 @@ struct dccp_li_hist_entry {
 
 static inline struct dccp_li_hist_entry *
 		dccp_li_hist_entry_new(struct dccp_li_hist *hist,
-				       const unsigned int __nocast prio)
+				       const gfp_t prio)
 {
 	return kmem_cache_alloc(hist->dccplih_slab, prio);
 }
diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h
index b375ebdb7dcfb..122e96737ff6d 100644
--- a/net/dccp/ccids/lib/packet_history.h
+++ b/net/dccp/ccids/lib/packet_history.h
@@ -86,7 +86,7 @@ extern struct dccp_rx_hist_entry *
 
 static inline struct dccp_tx_hist_entry *
 		dccp_tx_hist_entry_new(struct dccp_tx_hist *hist,
-				       const unsigned int __nocast prio)
+				       const gfp_t prio)
 {
 	struct dccp_tx_hist_entry *entry = kmem_cache_alloc(hist->dccptxh_slab,
 							    prio);
@@ -137,7 +137,7 @@ static inline struct dccp_rx_hist_entry *
 				     	    const struct sock *sk, 
 				     	    const u32 ndp, 
 					    const struct sk_buff *skb,
-					    const unsigned int __nocast prio)
+					    const gfp_t prio)
 {
 	struct dccp_rx_hist_entry *entry = kmem_cache_alloc(hist->dccprxh_slab,
 							    prio);
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 1b6b2cb12376e..3454d59419006 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -375,6 +375,9 @@ static int dccp_rcv_respond_partopen_state_process(struct sock *sk,
 	case DCCP_PKT_RESET:
 		inet_csk_clear_xmit_timer(sk, ICSK_TIME_DACK);
 		break;
+	case DCCP_PKT_DATA:
+		if (sk->sk_state == DCCP_RESPOND)
+			break;
 	case DCCP_PKT_DATAACK:
 	case DCCP_PKT_ACK:
 		/*
@@ -393,7 +396,8 @@ static int dccp_rcv_respond_partopen_state_process(struct sock *sk,
 		dccp_sk(sk)->dccps_osr = DCCP_SKB_CB(skb)->dccpd_seq;
 		dccp_set_state(sk, DCCP_OPEN);
 
-		if (dh->dccph_type == DCCP_PKT_DATAACK) {
+		if (dh->dccph_type == DCCP_PKT_DATAACK ||
+		    dh->dccph_type == DCCP_PKT_DATA) {
 			dccp_rcv_established(sk, skb, dh, len);
 			queued = 1; /* packet was queued
 				       (by dccp_rcv_established) */
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 40fe6afacde61..ae088d1347af0 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -62,27 +62,27 @@ static int __dccp_v4_check_established(struct sock *sk, const __u16 lport,
 	const int dif = sk->sk_bound_dev_if;
 	INET_ADDR_COOKIE(acookie, saddr, daddr)
 	const __u32 ports = INET_COMBINED_PORTS(inet->dport, lport);
-	const int hash = inet_ehashfn(daddr, lport, saddr, inet->dport,
-				      dccp_hashinfo.ehash_size);
-	struct inet_ehash_bucket *head = &dccp_hashinfo.ehash[hash];
+	unsigned int hash = inet_ehashfn(daddr, lport, saddr, inet->dport);
+	struct inet_ehash_bucket *head = inet_ehash_bucket(&dccp_hashinfo, hash);
 	const struct sock *sk2;
 	const struct hlist_node *node;
 	struct inet_timewait_sock *tw;
 
+	prefetch(head->chain.first);
 	write_lock(&head->lock);
 
 	/* Check TIME-WAIT sockets first. */
 	sk_for_each(sk2, node, &(head + dccp_hashinfo.ehash_size)->chain) {
 		tw = inet_twsk(sk2);
 
-		if (INET_TW_MATCH(sk2, acookie, saddr, daddr, ports, dif))
+		if (INET_TW_MATCH(sk2, hash, acookie, saddr, daddr, ports, dif))
 			goto not_unique;
 	}
 	tw = NULL;
 
 	/* And established part... */
 	sk_for_each(sk2, node, &head->chain) {
-		if (INET_MATCH(sk2, acookie, saddr, daddr, ports, dif))
+		if (INET_MATCH(sk2, hash, acookie, saddr, daddr, ports, dif))
 			goto not_unique;
 	}
 
@@ -90,7 +90,7 @@ static int __dccp_v4_check_established(struct sock *sk, const __u16 lport,
 	 * in hash table socket with a funny identity. */
 	inet->num = lport;
 	inet->sport = htons(lport);
-	sk->sk_hashent = hash;
+	sk->sk_hash = hash;
 	BUG_TRAP(sk_unhashed(sk));
 	__sk_add_node(sk, &head->chain);
 	sock_prot_inc_use(sk->sk_prot);
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 348f36b529f74..1186dc44cdff2 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -452,7 +452,7 @@ static struct proto dn_proto = {
 	.obj_size = sizeof(struct dn_sock),
 };
 
-static struct sock *dn_alloc_sock(struct socket *sock, int gfp)
+static struct sock *dn_alloc_sock(struct socket *sock, gfp_t gfp)
 {
 	struct dn_scp *scp;
 	struct sock *sk = sk_alloc(PF_DECnet, gfp, &dn_proto, 1);
@@ -804,7 +804,7 @@ static int dn_auto_bind(struct socket *sock)
 	return rv;
 }
 
-static int dn_confirm_accept(struct sock *sk, long *timeo, int allocation)
+static int dn_confirm_accept(struct sock *sk, long *timeo, gfp_t allocation)
 {
 	struct dn_scp *scp = DN_SK(sk);
 	DEFINE_WAIT(wait);
diff --git a/net/decnet/dn_nsp_out.c b/net/decnet/dn_nsp_out.c
index 53633d3528687..c96c767b1f746 100644
--- a/net/decnet/dn_nsp_out.c
+++ b/net/decnet/dn_nsp_out.c
@@ -117,7 +117,7 @@ try_again:
  * The eventual aim is for each socket to have a cached header size
  * for its outgoing packets, and to set hdr from this when sk != NULL.
  */
-struct sk_buff *dn_alloc_skb(struct sock *sk, int size, int pri)
+struct sk_buff *dn_alloc_skb(struct sock *sk, int size, gfp_t pri)
 {
 	struct sk_buff *skb;
 	int hdr = 64;
@@ -210,7 +210,8 @@ static void dn_nsp_rtt(struct sock *sk, long rtt)
  *
  * Returns: The number of times the packet has been sent previously
  */
-static inline unsigned dn_nsp_clone_and_send(struct sk_buff *skb, int gfp)
+static inline unsigned dn_nsp_clone_and_send(struct sk_buff *skb,
+					     gfp_t gfp)
 {
 	struct dn_skb_cb *cb = DN_SKB_CB(skb);
 	struct sk_buff *skb2;
@@ -350,7 +351,8 @@ static unsigned short *dn_nsp_mk_data_header(struct sock *sk, struct sk_buff *sk
 	return ptr;
 }
 
-void dn_nsp_queue_xmit(struct sock *sk, struct sk_buff *skb, int gfp, int oth)
+void dn_nsp_queue_xmit(struct sock *sk, struct sk_buff *skb,
+			gfp_t gfp, int oth)
 {
 	struct dn_scp *scp = DN_SK(sk);
 	struct dn_skb_cb *cb = DN_SKB_CB(skb);
@@ -517,7 +519,7 @@ static int dn_nsp_retrans_conn_conf(struct sock *sk)
 	return 0;
 }
 
-void dn_send_conn_conf(struct sock *sk, int gfp)
+void dn_send_conn_conf(struct sock *sk, gfp_t gfp)
 {
 	struct dn_scp *scp = DN_SK(sk);
 	struct sk_buff *skb = NULL;
@@ -549,7 +551,8 @@ void dn_send_conn_conf(struct sock *sk, int gfp)
 
 
 static __inline__ void dn_nsp_do_disc(struct sock *sk, unsigned char msgflg, 
-			unsigned short reason, int gfp, struct dst_entry *dst,
+			unsigned short reason, gfp_t gfp,
+			struct dst_entry *dst,
 			int ddl, unsigned char *dd, __u16 rem, __u16 loc)
 {
 	struct sk_buff *skb = NULL;
@@ -591,7 +594,7 @@ static __inline__ void dn_nsp_do_disc(struct sock *sk, unsigned char msgflg,
 
 
 void dn_nsp_send_disc(struct sock *sk, unsigned char msgflg, 
-			unsigned short reason, int gfp)
+			unsigned short reason, gfp_t gfp)
 {
 	struct dn_scp *scp = DN_SK(sk);
 	int ddl = 0;
@@ -612,7 +615,7 @@ void dn_nsp_return_disc(struct sk_buff *skb, unsigned char msgflg,
 {
 	struct dn_skb_cb *cb = DN_SKB_CB(skb);
 	int ddl = 0;
-	int gfp = GFP_ATOMIC;
+	gfp_t gfp = GFP_ATOMIC;
 
 	dn_nsp_do_disc(NULL, msgflg, reason, gfp, skb->dst, ddl, 
 			NULL, cb->src_port, cb->dst_port);
@@ -624,7 +627,7 @@ void dn_nsp_send_link(struct sock *sk, unsigned char lsflags, char fcval)
 	struct dn_scp *scp = DN_SK(sk);
 	struct sk_buff *skb;
 	unsigned char *ptr;
-	int gfp = GFP_ATOMIC;
+	gfp_t gfp = GFP_ATOMIC;
 
 	if ((skb = dn_alloc_skb(sk, DN_MAX_NSP_DATA_HEADER + 2, gfp)) == NULL)
 		return;
@@ -659,7 +662,7 @@ void dn_nsp_send_conninit(struct sock *sk, unsigned char msgflg)
 	unsigned char menuver;
 	struct dn_skb_cb *cb;
 	unsigned char type = 1;
-	int allocation = (msgflg == NSP_CI) ? sk->sk_allocation : GFP_ATOMIC;
+	gfp_t allocation = (msgflg == NSP_CI) ? sk->sk_allocation : GFP_ATOMIC;
 	struct sk_buff *skb = dn_alloc_skb(sk, 200, allocation);
 
 	if (!skb)
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 4a62093eb343a..34fdac51df965 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -406,7 +406,7 @@ static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
 		unsigned long network = 0;
 
 		rcu_read_lock();
-		idev = __in_dev_get(dev);
+		idev = __in_dev_get_rcu(dev);
 		if (idev) {
 			if (idev->ifa_list)
 				network = ntohl(idev->ifa_list->ifa_address) & 
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index 87a052a9a84f9..68a5ca866442c 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -146,6 +146,19 @@ int eth_rebuild_header(struct sk_buff *skb)
 	return 0;
 }
 
+static inline unsigned int compare_eth_addr(const unsigned char *__a, const unsigned char *__b)
+{
+	const unsigned short *dest = (unsigned short *) __a;
+	const unsigned short *devaddr = (unsigned short *) __b;
+	unsigned int res;
+
+	BUILD_BUG_ON(ETH_ALEN != 6);
+	res = ((dest[0] ^ devaddr[0]) |
+	       (dest[1] ^ devaddr[1]) |
+	       (dest[2] ^ devaddr[2])) != 0;
+
+	return res;
+}
 
 /*
  *	Determine the packet's protocol ID. The rule here is that we 
@@ -158,16 +171,15 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
 	struct ethhdr *eth;
 	unsigned char *rawp;
 	
-	skb->mac.raw=skb->data;
+	skb->mac.raw = skb->data;
 	skb_pull(skb,ETH_HLEN);
 	eth = eth_hdr(skb);
 	
-	if(*eth->h_dest&1)
-	{
-		if(memcmp(eth->h_dest,dev->broadcast, ETH_ALEN)==0)
-			skb->pkt_type=PACKET_BROADCAST;
+	if (*eth->h_dest&1) {
+		if (!compare_eth_addr(eth->h_dest, dev->broadcast))
+			skb->pkt_type = PACKET_BROADCAST;
 		else
-			skb->pkt_type=PACKET_MULTICAST;
+			skb->pkt_type = PACKET_MULTICAST;
 	}
 	
 	/*
@@ -178,10 +190,9 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
 	 *	seems to set IFF_PROMISC.
 	 */
 	 
-	else if(1 /*dev->flags&IFF_PROMISC*/)
-	{
-		if(memcmp(eth->h_dest,dev->dev_addr, ETH_ALEN))
-			skb->pkt_type=PACKET_OTHERHOST;
+	else if(1 /*dev->flags&IFF_PROMISC*/) {
+		if (unlikely(compare_eth_addr(eth->h_dest, dev->dev_addr)))
+			skb->pkt_type = PACKET_OTHERHOST;
 	}
 	
 	if (ntohs(eth->h_proto) >= 1536)
diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c
index 03a47343ddc75..6059e9e37123b 100644
--- a/net/ieee80211/ieee80211_module.c
+++ b/net/ieee80211/ieee80211_module.c
@@ -230,7 +230,7 @@ static int __init ieee80211_init(void)
 	struct proc_dir_entry *e;
 
 	ieee80211_debug_level = debug;
-	ieee80211_proc = create_proc_entry(DRV_NAME, S_IFDIR, proc_net);
+	ieee80211_proc = proc_mkdir(DRV_NAME, proc_net);
 	if (ieee80211_proc == NULL) {
 		IEEE80211_ERROR("Unable to create " DRV_NAME
 				" proc directory\n");
diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c
index c9aaff3fea1e4..eed07bbbe6b62 100644
--- a/net/ieee80211/ieee80211_tx.c
+++ b/net/ieee80211/ieee80211_tx.c
@@ -207,7 +207,7 @@ void ieee80211_txb_free(struct ieee80211_txb *txb)
 }
 
 static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
-						 int gfp_mask)
+						 gfp_t gfp_mask)
 {
 	struct ieee80211_txb *txb;
 	int i;
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 8bf312bdea13c..b425748f02d7c 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -241,7 +241,7 @@ static int arp_constructor(struct neighbour *neigh)
 	neigh->type = inet_addr_type(addr);
 
 	rcu_read_lock();
-	in_dev = rcu_dereference(__in_dev_get(dev));
+	in_dev = __in_dev_get_rcu(dev);
 	if (in_dev == NULL) {
 		rcu_read_unlock();
 		return -EINVAL;
@@ -697,12 +697,6 @@ void arp_send(int type, int ptype, u32 dest_ip,
 	arp_xmit(skb);
 }
 
-static void parp_redo(struct sk_buff *skb)
-{
-	nf_reset(skb);
-	arp_rcv(skb, skb->dev, NULL, skb->dev);
-}
-
 /*
  *	Process an arp request.
  */
@@ -922,6 +916,11 @@ out:
 	return 0;
 }
 
+static void parp_redo(struct sk_buff *skb)
+{
+	arp_process(skb);
+}
+
 
 /*
  *	Receive an arp request from the device layer.
@@ -990,8 +989,8 @@ static int arp_req_set(struct arpreq *r, struct net_device * dev)
 			ipv4_devconf.proxy_arp = 1;
 			return 0;
 		}
-		if (__in_dev_get(dev)) {
-			__in_dev_get(dev)->cnf.proxy_arp = 1;
+		if (__in_dev_get_rtnl(dev)) {
+			__in_dev_get_rtnl(dev)->cnf.proxy_arp = 1;
 			return 0;
 		}
 		return -ENXIO;
@@ -1096,8 +1095,8 @@ static int arp_req_delete(struct arpreq *r, struct net_device * dev)
 				ipv4_devconf.proxy_arp = 0;
 				return 0;
 			}
-			if (__in_dev_get(dev)) {
-				__in_dev_get(dev)->cnf.proxy_arp = 0;
+			if (__in_dev_get_rtnl(dev)) {
+				__in_dev_get_rtnl(dev)->cnf.proxy_arp = 0;
 				return 0;
 			}
 			return -ENXIO;
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index ba2895ae81514..74f2207e131ae 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -351,7 +351,7 @@ static int inet_insert_ifa(struct in_ifaddr *ifa)
 
 static int inet_set_ifa(struct net_device *dev, struct in_ifaddr *ifa)
 {
-	struct in_device *in_dev = __in_dev_get(dev);
+	struct in_device *in_dev = __in_dev_get_rtnl(dev);
 
 	ASSERT_RTNL();
 
@@ -449,7 +449,7 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg
 		goto out;
 
 	rc = -ENOBUFS;
-	if ((in_dev = __in_dev_get(dev)) == NULL) {
+	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL) {
 		in_dev = inetdev_init(dev);
 		if (!in_dev)
 			goto out;
@@ -584,7 +584,7 @@ int devinet_ioctl(unsigned int cmd, void __user *arg)
 	if (colon)
 		*colon = ':';
 
-	if ((in_dev = __in_dev_get(dev)) != NULL) {
+	if ((in_dev = __in_dev_get_rtnl(dev)) != NULL) {
 		if (tryaddrmatch) {
 			/* Matthias Andree */
 			/* compare label and address (4.4BSD style) */
@@ -748,7 +748,7 @@ rarok:
 
 static int inet_gifconf(struct net_device *dev, char __user *buf, int len)
 {
-	struct in_device *in_dev = __in_dev_get(dev);
+	struct in_device *in_dev = __in_dev_get_rtnl(dev);
 	struct in_ifaddr *ifa;
 	struct ifreq ifr;
 	int done = 0;
@@ -791,7 +791,7 @@ u32 inet_select_addr(const struct net_device *dev, u32 dst, int scope)
 	struct in_device *in_dev;
 
 	rcu_read_lock();
-	in_dev = __in_dev_get(dev);
+	in_dev = __in_dev_get_rcu(dev);
 	if (!in_dev)
 		goto no_in_dev;
 
@@ -818,7 +818,7 @@ no_in_dev:
 	read_lock(&dev_base_lock);
 	rcu_read_lock();
 	for (dev = dev_base; dev; dev = dev->next) {
-		if ((in_dev = __in_dev_get(dev)) == NULL)
+		if ((in_dev = __in_dev_get_rcu(dev)) == NULL)
 			continue;
 
 		for_primary_ifa(in_dev) {
@@ -887,7 +887,7 @@ u32 inet_confirm_addr(const struct net_device *dev, u32 dst, u32 local, int scop
 
 	if (dev) {
 		rcu_read_lock();
-		if ((in_dev = __in_dev_get(dev)))
+		if ((in_dev = __in_dev_get_rcu(dev)))
 			addr = confirm_addr_indev(in_dev, dst, local, scope);
 		rcu_read_unlock();
 
@@ -897,7 +897,7 @@ u32 inet_confirm_addr(const struct net_device *dev, u32 dst, u32 local, int scop
 	read_lock(&dev_base_lock);
 	rcu_read_lock();
 	for (dev = dev_base; dev; dev = dev->next) {
-		if ((in_dev = __in_dev_get(dev))) {
+		if ((in_dev = __in_dev_get_rcu(dev))) {
 			addr = confirm_addr_indev(in_dev, dst, local, scope);
 			if (addr)
 				break;
@@ -957,7 +957,7 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 			 void *ptr)
 {
 	struct net_device *dev = ptr;
-	struct in_device *in_dev = __in_dev_get(dev);
+	struct in_device *in_dev = __in_dev_get_rtnl(dev);
 
 	ASSERT_RTNL();
 
@@ -1078,7 +1078,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
 		if (idx > s_idx)
 			s_ip_idx = 0;
 		rcu_read_lock();
-		if ((in_dev = __in_dev_get(dev)) == NULL) {
+		if ((in_dev = __in_dev_get_rcu(dev)) == NULL) {
 			rcu_read_unlock();
 			continue;
 		}
@@ -1149,7 +1149,7 @@ void inet_forward_change(void)
 	for (dev = dev_base; dev; dev = dev->next) {
 		struct in_device *in_dev;
 		rcu_read_lock();
-		in_dev = __in_dev_get(dev);
+		in_dev = __in_dev_get_rcu(dev);
 		if (in_dev)
 			in_dev->cnf.forwarding = on;
 		rcu_read_unlock();
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 1b5a09d1b90b7..1b18ce66e7b7a 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -5,6 +5,7 @@
 #include <net/esp.h>
 #include <asm/scatterlist.h>
 #include <linux/crypto.h>
+#include <linux/kernel.h>
 #include <linux/pfkeyv2.h>
 #include <linux/random.h>
 #include <net/icmp.h>
@@ -42,10 +43,10 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
 	esp = x->data;
 	alen = esp->auth.icv_trunc_len;
 	tfm = esp->conf.tfm;
-	blksize = (crypto_tfm_alg_blocksize(tfm) + 3) & ~3;
-	clen = (clen + 2 + blksize-1)&~(blksize-1);
+	blksize = ALIGN(crypto_tfm_alg_blocksize(tfm), 4);
+	clen = ALIGN(clen + 2, blksize);
 	if (esp->conf.padlen)
-		clen = (clen + esp->conf.padlen-1)&~(esp->conf.padlen-1);
+		clen = ALIGN(clen, esp->conf.padlen);
 
 	if ((nfrags = skb_cow_data(skb, clen-skb->len+alen, &trailer)) < 0)
 		goto error;
@@ -143,7 +144,7 @@ static int esp_input(struct xfrm_state *x, struct xfrm_decap_state *decap, struc
 	struct ip_esp_hdr *esph;
 	struct esp_data *esp = x->data;
 	struct sk_buff *trailer;
-	int blksize = crypto_tfm_alg_blocksize(esp->conf.tfm);
+	int blksize = ALIGN(crypto_tfm_alg_blocksize(esp->conf.tfm), 4);
 	int alen = esp->auth.icv_trunc_len;
 	int elen = skb->len - sizeof(struct ip_esp_hdr) - esp->conf.ivlen - alen;
 	int nfrags;
@@ -304,16 +305,16 @@ static int esp_post_input(struct xfrm_state *x, struct xfrm_decap_state *decap,
 static u32 esp4_get_max_size(struct xfrm_state *x, int mtu)
 {
 	struct esp_data *esp = x->data;
-	u32 blksize = crypto_tfm_alg_blocksize(esp->conf.tfm);
+	u32 blksize = ALIGN(crypto_tfm_alg_blocksize(esp->conf.tfm), 4);
 
 	if (x->props.mode) {
-		mtu = (mtu + 2 + blksize-1)&~(blksize-1);
+		mtu = ALIGN(mtu + 2, blksize);
 	} else {
 		/* The worst case. */
-		mtu += 2 + blksize;
+		mtu = ALIGN(mtu + 2, 4) + blksize - 4;
 	}
 	if (esp->conf.padlen)
-		mtu = (mtu + esp->conf.padlen-1)&~(esp->conf.padlen-1);
+		mtu = ALIGN(mtu, esp->conf.padlen);
 
 	return mtu + x->props.header_len + esp->auth.icv_trunc_len;
 }
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 4e1379f712696..e61bc7177eb1b 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -173,7 +173,7 @@ int fib_validate_source(u32 src, u32 dst, u8 tos, int oif,
 
 	no_addr = rpf = 0;
 	rcu_read_lock();
-	in_dev = __in_dev_get(dev);
+	in_dev = __in_dev_get_rcu(dev);
 	if (in_dev) {
 		no_addr = in_dev->ifa_list == NULL;
 		rpf = IN_DEV_RPFILTER(in_dev);
@@ -607,7 +607,7 @@ static int fib_inetaddr_event(struct notifier_block *this, unsigned long event,
 static int fib_netdev_event(struct notifier_block *this, unsigned long event, void *ptr)
 {
 	struct net_device *dev = ptr;
-	struct in_device *in_dev = __in_dev_get(dev);
+	struct in_device *in_dev = __in_dev_get_rtnl(dev);
 
 	if (event == NETDEV_UNREGISTER) {
 		fib_disable_ip(dev, 2);
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index d41219e8037c7..186f20c4a45e0 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1087,7 +1087,7 @@ fib_convert_rtentry(int cmd, struct nlmsghdr *nl, struct rtmsg *rtm,
 		rta->rta_oif = &dev->ifindex;
 		if (colon) {
 			struct in_ifaddr *ifa;
-			struct in_device *in_dev = __in_dev_get(dev);
+			struct in_device *in_dev = __in_dev_get_rtnl(dev);
 			if (!in_dev)
 				return -ENODEV;
 			*colon = ':';
@@ -1268,7 +1268,7 @@ int fib_sync_up(struct net_device *dev)
 			}
 			if (nh->nh_dev == NULL || !(nh->nh_dev->flags&IFF_UP))
 				continue;
-			if (nh->nh_dev != dev || __in_dev_get(dev) == NULL)
+			if (nh->nh_dev != dev || !__in_dev_get_rtnl(dev))
 				continue;
 			alive++;
 			spin_lock_bh(&fib_multipath_lock);
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 50c0519cd70d8..0093ea08c7f53 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -286,6 +286,8 @@ static inline void check_tnode(const struct tnode *tn)
 
 static int halve_threshold = 25;
 static int inflate_threshold = 50;
+static int halve_threshold_root = 15;
+static int inflate_threshold_root = 25; 
 
 
 static void __alias_free_mem(struct rcu_head *head)
@@ -449,6 +451,8 @@ static struct node *resize(struct trie *t, struct tnode *tn)
 	int i;
 	int err = 0;
 	struct tnode *old_tn;
+	int inflate_threshold_use;
+	int halve_threshold_use;
 
  	if (!tn)
 		return NULL;
@@ -541,10 +545,17 @@ static struct node *resize(struct trie *t, struct tnode *tn)
 
 	check_tnode(tn);
 
+	/* Keep root node larger  */
+
+	if(!tn->parent)
+		inflate_threshold_use = inflate_threshold_root;
+	else 
+		inflate_threshold_use = inflate_threshold;
+
 	err = 0;
 	while ((tn->full_children > 0 &&
 	       50 * (tn->full_children + tnode_child_length(tn) - tn->empty_children) >=
-				inflate_threshold * tnode_child_length(tn))) {
+				inflate_threshold_use * tnode_child_length(tn))) {
 
 		old_tn = tn;
 		tn = inflate(t, tn);
@@ -564,10 +575,18 @@ static struct node *resize(struct trie *t, struct tnode *tn)
 	 * node is above threshold.
 	 */
 
+
+	/* Keep root node larger  */
+
+	if(!tn->parent)
+		halve_threshold_use = halve_threshold_root;
+	else 
+		halve_threshold_use = halve_threshold;
+
 	err = 0;
 	while (tn->bits > 1 &&
 	       100 * (tnode_child_length(tn) - tn->empty_children) <
-	       halve_threshold * tnode_child_length(tn)) {
+	       halve_threshold_use * tnode_child_length(tn)) {
 
 		old_tn = tn;
 		tn = halve(t, tn);
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 24eb56ae1b5ac..90dca711ac9f3 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -188,7 +188,7 @@ struct icmp_err icmp_err_convert[] = {
 
 /* Control parameters for ECHO replies. */
 int sysctl_icmp_echo_ignore_all;
-int sysctl_icmp_echo_ignore_broadcasts;
+int sysctl_icmp_echo_ignore_broadcasts = 1;
 
 /* Control parameter - ignore bogus broadcast responses? */
 int sysctl_icmp_ignore_bogus_error_responses;
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 70c44e4c3ceb2..8b6d3939e1e60 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1323,7 +1323,7 @@ static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
 	}
 	if (dev) {
 		imr->imr_ifindex = dev->ifindex;
-		idev = __in_dev_get(dev);
+		idev = __in_dev_get_rtnl(dev);
 	}
 	return idev;
 }
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index fe3c6d3d0c915..94468a76c5b4e 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -494,7 +494,7 @@ void inet_csk_reqsk_queue_prune(struct sock *parent,
 EXPORT_SYMBOL_GPL(inet_csk_reqsk_queue_prune);
 
 struct sock *inet_csk_clone(struct sock *sk, const struct request_sock *req,
-			    const unsigned int __nocast priority)
+			    const gfp_t priority)
 {
 	struct sock *newsk = sk_clone(sk, priority);
 
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index 4d1502a49852e..a010e9a68811c 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -20,7 +20,7 @@ void __inet_twsk_kill(struct inet_timewait_sock *tw, struct inet_hashinfo *hashi
 	struct inet_bind_hashbucket *bhead;
 	struct inet_bind_bucket *tb;
 	/* Unlink from established hashes. */
-	struct inet_ehash_bucket *ehead = &hashinfo->ehash[tw->tw_hashent];
+	struct inet_ehash_bucket *ehead = inet_ehash_bucket(hashinfo, tw->tw_hash);
 
 	write_lock(&ehead->lock);
 	if (hlist_unhashed(&tw->tw_node)) {
@@ -60,7 +60,7 @@ void __inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk,
 {
 	const struct inet_sock *inet = inet_sk(sk);
 	const struct inet_connection_sock *icsk = inet_csk(sk);
-	struct inet_ehash_bucket *ehead = &hashinfo->ehash[sk->sk_hashent];
+	struct inet_ehash_bucket *ehead = inet_ehash_bucket(hashinfo, sk->sk_hash);
 	struct inet_bind_hashbucket *bhead;
 	/* Step 1: Put TW into bind hash. Original socket stays there too.
 	   Note, that any socket with inet->num != 0 MUST be bound in
@@ -106,11 +106,12 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int stat
 		tw->tw_dport	    = inet->dport;
 		tw->tw_family	    = sk->sk_family;
 		tw->tw_reuse	    = sk->sk_reuse;
-		tw->tw_hashent	    = sk->sk_hashent;
+		tw->tw_hash	    = sk->sk_hash;
 		tw->tw_ipv6only	    = 0;
 		tw->tw_prot	    = sk->sk_prot_creator;
 		atomic_set(&tw->tw_refcnt, 1);
 		inet_twsk_dead_node_init(tw);
+		__module_get(tw->tw_prot->owner);
 	}
 
 	return tw;
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index f0d5740d7e220..896ce3f8f53ad 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -1104,10 +1104,10 @@ static int ipgre_open(struct net_device *dev)
 			return -EADDRNOTAVAIL;
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);
-		if (__in_dev_get(dev) == NULL)
+		if (__in_dev_get_rtnl(dev) == NULL)
 			return -EADDRNOTAVAIL;
 		t->mlink = dev->ifindex;
-		ip_mc_inc_group(__in_dev_get(dev), t->parms.iph.daddr);
+		ip_mc_inc_group(__in_dev_get_rtnl(dev), t->parms.iph.daddr);
 	}
 	return 0;
 }
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 9dbf5909f3a6a..302b7eb507c97 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -149,7 +149,7 @@ struct net_device *ipmr_new_tunnel(struct vifctl *v)
 		if (err == 0 && (dev = __dev_get_by_name(p.name)) != NULL) {
 			dev->flags |= IFF_MULTICAST;
 
-			in_dev = __in_dev_get(dev);
+			in_dev = __in_dev_get_rtnl(dev);
 			if (in_dev == NULL && (in_dev = inetdev_init(dev)) == NULL)
 				goto failure;
 			in_dev->cnf.rp_filter = 0;
@@ -278,7 +278,7 @@ static int vif_delete(int vifi)
 
 	dev_set_allmulti(dev, -1);
 
-	if ((in_dev = __in_dev_get(dev)) != NULL) {
+	if ((in_dev = __in_dev_get_rtnl(dev)) != NULL) {
 		in_dev->cnf.mc_forwarding--;
 		ip_rt_multicast_event(in_dev);
 	}
@@ -421,7 +421,7 @@ static int vif_add(struct vifctl *vifc, int mrtsock)
 		return -EINVAL;
 	}
 
-	if ((in_dev = __in_dev_get(dev)) == NULL)
+	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL)
 		return -EADDRNOTAVAIL;
 	in_dev->cnf.mc_forwarding++;
 	dev_set_allmulti(dev, +1);
diff --git a/net/ipv4/ipvs/ip_vs_app.c b/net/ipv4/ipvs/ip_vs_app.c
index 6e092dadb3883..fc6f95aaa9697 100644
--- a/net/ipv4/ipvs/ip_vs_app.c
+++ b/net/ipv4/ipvs/ip_vs_app.c
@@ -604,7 +604,7 @@ static struct file_operations ip_vs_app_fops = {
 /*
  *	Replace a segment of data with a new segment
  */
-int ip_vs_skb_replace(struct sk_buff *skb, int pri,
+int ip_vs_skb_replace(struct sk_buff *skb, gfp_t pri,
 		      char *o_buf, int o_len, char *n_buf, int n_len)
 {
 	struct iphdr *iph;
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 3cf9b451675ce..7d917e4ce1d97 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -139,9 +139,10 @@ config IP_NF_AMANDA
 
 config IP_NF_PPTP
 	tristate  'PPTP protocol support'
+	depends on IP_NF_CONNTRACK
 	help
 	  This module adds support for PPTP (Point to Point Tunnelling
-	  Protocol, RFC2637) conncection tracking and NAT. 
+	  Protocol, RFC2637) connection tracking and NAT. 
 	
 	  If you are running PPTP sessions over a stateful firewall or NAT
 	  box, you may want to enable this feature.  
@@ -498,9 +499,14 @@ config IP_NF_TARGET_LOG
 	  To compile it as a module, choose M here.  If unsure, say N.
 
 config IP_NF_TARGET_ULOG
-	tristate "ULOG target support"
+	tristate "ULOG target support (OBSOLETE)"
 	depends on IP_NF_IPTABLES
 	---help---
+
+	  This option enables the old IPv4-only "ipt_ULOG" implementation
+	  which has been obsoleted by the new "nfnetlink_log" code (see
+	  CONFIG_NETFILTER_NETLINK_LOG).
+
 	  This option adds a `ULOG' target, which allows you to create rules in
 	  any iptables table. The packet is passed to a userspace logging
 	  daemon using netlink multicast sockets; unlike the LOG target
@@ -537,6 +543,17 @@ config IP_NF_TARGET_TCPMSS
 
 	  To compile it as a module, choose M here.  If unsure, say N.
 
+config IP_NF_TARGET_NFQUEUE
+	tristate "NFQUEUE Target Support"
+	depends on IP_NF_IPTABLES
+	help
+	  This Target replaced the old obsolete QUEUE target.
+
+	  As opposed to QUEUE, it supports 65535 different queues,
+	  not just one.
+
+	  To compile it as a module, choose M here.  If unsure, say N.
+
 # NAT + specific targets
 config IP_NF_NAT
 	tristate "Full NAT"
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index 3d45d3c0283c9..dab4b58dd31ee 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -4,7 +4,8 @@
 
 # objects for the standalone - connection tracking / NAT
 ip_conntrack-objs	:= ip_conntrack_standalone.o ip_conntrack_core.o ip_conntrack_proto_generic.o ip_conntrack_proto_tcp.o ip_conntrack_proto_udp.o ip_conntrack_proto_icmp.o
-iptable_nat-objs	:= ip_nat_standalone.o ip_nat_rule.o ip_nat_core.o ip_nat_helper.o ip_nat_proto_unknown.o ip_nat_proto_tcp.o ip_nat_proto_udp.o ip_nat_proto_icmp.o
+ip_nat-objs	:= ip_nat_core.o ip_nat_helper.o ip_nat_proto_unknown.o ip_nat_proto_tcp.o ip_nat_proto_udp.o ip_nat_proto_icmp.o
+iptable_nat-objs	:= ip_nat_rule.o ip_nat_standalone.o
 
 ip_conntrack_pptp-objs	:= ip_conntrack_helper_pptp.o ip_conntrack_proto_gre.o
 ip_nat_pptp-objs	:= ip_nat_helper_pptp.o ip_nat_proto_gre.o
@@ -40,7 +41,7 @@ obj-$(CONFIG_IP_NF_IPTABLES) += ip_tables.o
 # the three instances of ip_tables
 obj-$(CONFIG_IP_NF_FILTER) += iptable_filter.o
 obj-$(CONFIG_IP_NF_MANGLE) += iptable_mangle.o
-obj-$(CONFIG_IP_NF_NAT) += iptable_nat.o
+obj-$(CONFIG_IP_NF_NAT) += iptable_nat.o ip_nat.o
 obj-$(CONFIG_IP_NF_RAW) += iptable_raw.o
 
 # matches
@@ -92,6 +93,7 @@ obj-$(CONFIG_IP_NF_TARGET_TCPMSS) += ipt_TCPMSS.o
 obj-$(CONFIG_IP_NF_TARGET_NOTRACK) += ipt_NOTRACK.o
 obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o
 obj-$(CONFIG_IP_NF_TARGET_TTL) += ipt_TTL.o
+obj-$(CONFIG_IP_NF_TARGET_NFQUEUE) += ipt_NFQUEUE.o
 
 # generic ARP tables
 obj-$(CONFIG_IP_NF_ARPTABLES) += arp_tables.o
@@ -101,4 +103,3 @@ obj-$(CONFIG_IP_NF_ARP_MANGLE) += arpt_mangle.o
 obj-$(CONFIG_IP_NF_ARPFILTER) += arptable_filter.o
 
 obj-$(CONFIG_IP_NF_QUEUE) += ip_queue.o
-obj-$(CONFIG_NETFILTER_NETLINK_QUEUE) += ipt_NFQUEUE.o
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index fa1634256680d..a7969286e6e72 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -716,8 +716,10 @@ static int translate_table(const char *name,
 	}
 
 	/* And one copy for every other CPU */
-	for (i = 1; i < num_possible_cpus(); i++) {
-		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size)*i,
+	for_each_cpu(i) {
+		if (i == 0)
+			continue;
+		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size) * i,
 		       newinfo->entries,
 		       SMP_ALIGN(newinfo->size));
 	}
@@ -767,7 +769,7 @@ static void get_counters(const struct arpt_table_info *t,
 	unsigned int cpu;
 	unsigned int i;
 
-	for (cpu = 0; cpu < num_possible_cpus(); cpu++) {
+	for_each_cpu(cpu) {
 		i = 0;
 		ARPT_ENTRY_ITERATE(t->entries + TABLE_OFFSET(t, cpu),
 				   t->size,
@@ -885,7 +887,8 @@ static int do_replace(void __user *user, unsigned int len)
 		return -ENOMEM;
 
 	newinfo = vmalloc(sizeof(struct arpt_table_info)
-			  + SMP_ALIGN(tmp.size) * num_possible_cpus());
+			  + SMP_ALIGN(tmp.size) *
+			  		(highest_possible_processor_id()+1));
 	if (!newinfo)
 		return -ENOMEM;
 
@@ -1158,7 +1161,8 @@ int arpt_register_table(struct arpt_table *table,
 		= { 0, 0, 0, { 0 }, { 0 }, { } };
 
 	newinfo = vmalloc(sizeof(struct arpt_table_info)
-			  + SMP_ALIGN(repl->size) * num_possible_cpus());
+			  + SMP_ALIGN(repl->size) *
+			  		(highest_possible_processor_id()+1));
 	if (!newinfo) {
 		ret = -ENOMEM;
 		return ret;
diff --git a/net/ipv4/netfilter/ip_conntrack_core.c b/net/ipv4/netfilter/ip_conntrack_core.c
index ea65dd3e517ab..07a80b56e8dce 100644
--- a/net/ipv4/netfilter/ip_conntrack_core.c
+++ b/net/ipv4/netfilter/ip_conntrack_core.c
@@ -1119,7 +1119,7 @@ void __ip_ct_refresh_acct(struct ip_conntrack *ct,
 			unsigned long extra_jiffies,
 			int do_acct)
 {
-	int do_event = 0;
+	int event = 0;
 
 	IP_NF_ASSERT(ct->timeout.data == (unsigned long)ct);
 	IP_NF_ASSERT(skb);
@@ -1129,13 +1129,13 @@ void __ip_ct_refresh_acct(struct ip_conntrack *ct,
 	/* If not in hash table, timer will not be active yet */
 	if (!is_confirmed(ct)) {
 		ct->timeout.expires = extra_jiffies;
-		do_event = 1;
+		event = IPCT_REFRESH;
 	} else {
 		/* Need del_timer for race avoidance (may already be dying). */
 		if (del_timer(&ct->timeout)) {
 			ct->timeout.expires = jiffies + extra_jiffies;
 			add_timer(&ct->timeout);
-			do_event = 1;
+			event = IPCT_REFRESH;
 		}
 	}
 
@@ -1144,14 +1144,17 @@ void __ip_ct_refresh_acct(struct ip_conntrack *ct,
 		ct->counters[CTINFO2DIR(ctinfo)].packets++;
 		ct->counters[CTINFO2DIR(ctinfo)].bytes += 
 						ntohs(skb->nh.iph->tot_len);
+		if ((ct->counters[CTINFO2DIR(ctinfo)].packets & 0x80000000)
+		    || (ct->counters[CTINFO2DIR(ctinfo)].bytes & 0x80000000))
+			event |= IPCT_COUNTER_FILLING;
 	}
 #endif
 
 	write_unlock_bh(&ip_conntrack_lock);
 
 	/* must be unlocked when calling event cache */
-	if (do_event)
-		ip_conntrack_event_cache(IPCT_REFRESH, skb);
+	if (event)
+		ip_conntrack_event_cache(event, skb);
 }
 
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
diff --git a/net/ipv4/netfilter/ip_conntrack_netbios_ns.c b/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
index 577bac22dcc64..186646eb249fc 100644
--- a/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
+++ b/net/ipv4/netfilter/ip_conntrack_netbios_ns.c
@@ -58,7 +58,7 @@ static int help(struct sk_buff **pskb,
 		goto out;
 
 	rcu_read_lock();
-	in_dev = __in_dev_get(rt->u.dst.dev);
+	in_dev = __in_dev_get_rcu(rt->u.dst.dev);
 	if (in_dev != NULL) {
 		for_primary_ifa(in_dev) {
 			if (ifa->ifa_broadcast == iph->daddr) {
diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c
index b08a432efcf8e..166e6069f1212 100644
--- a/net/ipv4/netfilter/ip_conntrack_netlink.c
+++ b/net/ipv4/netfilter/ip_conntrack_netlink.c
@@ -177,11 +177,11 @@ ctnetlink_dump_counters(struct sk_buff *skb, const struct ip_conntrack *ct,
 	struct nfattr *nest_count = NFA_NEST(skb, type);
 	u_int64_t tmp;
 
-	tmp = cpu_to_be64(ct->counters[dir].packets);
-	NFA_PUT(skb, CTA_COUNTERS_PACKETS, sizeof(u_int64_t), &tmp);
+	tmp = htonl(ct->counters[dir].packets);
+	NFA_PUT(skb, CTA_COUNTERS32_PACKETS, sizeof(u_int32_t), &tmp);
 
-	tmp = cpu_to_be64(ct->counters[dir].bytes);
-	NFA_PUT(skb, CTA_COUNTERS_BYTES, sizeof(u_int64_t), &tmp);
+	tmp = htonl(ct->counters[dir].bytes);
+	NFA_PUT(skb, CTA_COUNTERS32_BYTES, sizeof(u_int32_t), &tmp);
 
 	NFA_NEST_END(skb, nest_count);
 
@@ -833,7 +833,8 @@ out:
 static inline int
 ctnetlink_change_status(struct ip_conntrack *ct, struct nfattr *cda[])
 {
-	unsigned long d, status = *(u_int32_t *)NFA_DATA(cda[CTA_STATUS-1]);
+	unsigned long d;
+	unsigned status = ntohl(*(u_int32_t *)NFA_DATA(cda[CTA_STATUS-1]));
 	d = ct->status ^ status;
 
 	if (d & (IPS_EXPECTED|IPS_CONFIRMED|IPS_DYING))
@@ -948,6 +949,31 @@ ctnetlink_change_timeout(struct ip_conntrack *ct, struct nfattr *cda[])
 	return 0;
 }
 
+static inline int
+ctnetlink_change_protoinfo(struct ip_conntrack *ct, struct nfattr *cda[])
+{
+	struct nfattr *tb[CTA_PROTOINFO_MAX], *attr = cda[CTA_PROTOINFO-1];
+	struct ip_conntrack_protocol *proto;
+	u_int16_t npt = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.protonum;
+	int err = 0;
+
+	if (nfattr_parse_nested(tb, CTA_PROTOINFO_MAX, attr) < 0)
+		goto nfattr_failure;
+
+	proto = ip_conntrack_proto_find_get(npt);
+	if (!proto)
+		return -EINVAL;
+
+	if (proto->from_nfattr)
+		err = proto->from_nfattr(tb, ct);
+	ip_conntrack_proto_put(proto); 
+
+	return err;
+
+nfattr_failure:
+	return -ENOMEM;
+}
+
 static int
 ctnetlink_change_conntrack(struct ip_conntrack *ct, struct nfattr *cda[])
 {
@@ -973,6 +999,12 @@ ctnetlink_change_conntrack(struct ip_conntrack *ct, struct nfattr *cda[])
 			return err;
 	}
 
+	if (cda[CTA_PROTOINFO-1]) {
+		err = ctnetlink_change_protoinfo(ct, cda);
+		if (err < 0)
+			return err;
+	}
+
 	DEBUGP("all done\n");
 	return 0;
 }
@@ -1002,6 +1034,12 @@ ctnetlink_create_conntrack(struct nfattr *cda[],
 	if (err < 0)
 		goto err;
 
+	if (cda[CTA_PROTOINFO-1]) {
+		err = ctnetlink_change_protoinfo(ct, cda);
+		if (err < 0)
+			return err;
+	}
+
 	ct->helper = ip_conntrack_helper_find_get(rtuple);
 
 	add_timer(&ct->timeout);
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_gre.c b/net/ipv4/netfilter/ip_conntrack_proto_gre.c
index de3cb9db6f857..744abb9d377a4 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_gre.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_gre.c
@@ -247,6 +247,7 @@ static int gre_packet(struct ip_conntrack *ct,
 				   ct->proto.gre.stream_timeout);
 		/* Also, more likely to be important, and not a probe. */
 		set_bit(IPS_ASSURED_BIT, &ct->status);
+		ip_conntrack_event_cache(IPCT_STATUS, skb);
 	} else
 		ip_ct_refresh_acct(ct, conntrackinfo, skb,
 				   ct->proto.gre.timeout);
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_icmp.c b/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
index 838d1d69b36e0..98f0015dd255a 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_icmp.c
@@ -296,8 +296,7 @@ static int icmp_nfattr_to_tuple(struct nfattr *tb[],
 				struct ip_conntrack_tuple *tuple)
 {
 	if (!tb[CTA_PROTO_ICMP_TYPE-1]
-	    || !tb[CTA_PROTO_ICMP_CODE-1]
-	    || !tb[CTA_PROTO_ICMP_ID-1])
+	    || !tb[CTA_PROTO_ICMP_CODE-1])
 		return -1;
 
 	tuple->dst.u.icmp.type = 
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_sctp.c b/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
index a875f35e576dd..59a4a0111dd3f 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
@@ -416,6 +416,7 @@ static int sctp_packet(struct ip_conntrack *conntrack,
 		&& newconntrack == SCTP_CONNTRACK_ESTABLISHED) {
 		DEBUGP("Setting assured bit\n");
 		set_bit(IPS_ASSURED_BIT, &conntrack->status);
+		ip_conntrack_event_cache(IPCT_STATUS, skb);
 	}
 
 	return NF_ACCEPT;
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_tcp.c b/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
index 1985abc59d249..d6701cafbcc22 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
@@ -341,17 +341,43 @@ static int tcp_print_conntrack(struct seq_file *s,
 static int tcp_to_nfattr(struct sk_buff *skb, struct nfattr *nfa,
 			 const struct ip_conntrack *ct)
 {
+	struct nfattr *nest_parms = NFA_NEST(skb, CTA_PROTOINFO_TCP);
+	
 	read_lock_bh(&tcp_lock);
 	NFA_PUT(skb, CTA_PROTOINFO_TCP_STATE, sizeof(u_int8_t),
 		&ct->proto.tcp.state);
 	read_unlock_bh(&tcp_lock);
 
+	NFA_NEST_END(skb, nest_parms);
+
 	return 0;
 
 nfattr_failure:
 	read_unlock_bh(&tcp_lock);
 	return -1;
 }
+
+static int nfattr_to_tcp(struct nfattr *cda[], struct ip_conntrack *ct)
+{
+	struct nfattr *attr = cda[CTA_PROTOINFO_TCP-1];
+	struct nfattr *tb[CTA_PROTOINFO_TCP_MAX];
+
+        if (nfattr_parse_nested(tb, CTA_PROTOINFO_TCP_MAX, attr) < 0)
+                goto nfattr_failure;
+
+	if (!tb[CTA_PROTOINFO_TCP_STATE-1])
+		return -EINVAL;
+
+	write_lock_bh(&tcp_lock);
+	ct->proto.tcp.state = 
+		*(u_int8_t *)NFA_DATA(tb[CTA_PROTOINFO_TCP_STATE-1]);
+	write_unlock_bh(&tcp_lock);
+
+	return 0;
+
+nfattr_failure:
+	return -1;
+}
 #endif
 
 static unsigned int get_conntrack_index(const struct tcphdr *tcph)
@@ -1014,7 +1040,8 @@ static int tcp_packet(struct ip_conntrack *conntrack,
 		/* Set ASSURED if we see see valid ack in ESTABLISHED 
 		   after SYN_RECV or a valid answer for a picked up 
 		   connection. */
-			set_bit(IPS_ASSURED_BIT, &conntrack->status);
+		set_bit(IPS_ASSURED_BIT, &conntrack->status);
+		ip_conntrack_event_cache(IPCT_STATUS, skb);
 	}
 	ip_ct_refresh_acct(conntrack, ctinfo, skb, timeout);
 
@@ -1122,6 +1149,7 @@ struct ip_conntrack_protocol ip_conntrack_protocol_tcp =
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
 	.to_nfattr		= tcp_to_nfattr,
+	.from_nfattr		= nfattr_to_tcp,
 	.tuple_to_nfattr	= ip_ct_port_tuple_to_nfattr,
 	.nfattr_to_tuple	= ip_ct_port_nfattr_to_tuple,
 #endif
diff --git a/net/ipv4/netfilter/ip_nat_core.c b/net/ipv4/netfilter/ip_nat_core.c
index c3ea891d38e71..c5e3abd24672b 100644
--- a/net/ipv4/netfilter/ip_nat_core.c
+++ b/net/ipv4/netfilter/ip_nat_core.c
@@ -74,12 +74,14 @@ ip_nat_proto_find_get(u_int8_t protonum)
 
 	return p;
 }
+EXPORT_SYMBOL_GPL(ip_nat_proto_find_get);
 
 void
 ip_nat_proto_put(struct ip_nat_protocol *p)
 {
 	module_put(p->me);
 }
+EXPORT_SYMBOL_GPL(ip_nat_proto_put);
 
 /* We keep an extra hash for each conntrack, for fast searching. */
 static inline unsigned int
@@ -111,6 +113,7 @@ ip_nat_cheat_check(u_int32_t oldvalinv, u_int32_t newval, u_int16_t oldcheck)
 	return csum_fold(csum_partial((char *)diffs, sizeof(diffs),
 				      oldcheck^0xFFFF));
 }
+EXPORT_SYMBOL(ip_nat_cheat_check);
 
 /* Is this tuple already taken? (not by us) */
 int
@@ -127,6 +130,7 @@ ip_nat_used_tuple(const struct ip_conntrack_tuple *tuple,
 	invert_tuplepr(&reply, tuple);
 	return ip_conntrack_tuple_taken(&reply, ignored_conntrack);
 }
+EXPORT_SYMBOL(ip_nat_used_tuple);
 
 /* If we source map this tuple so reply looks like reply_tuple, will
  * that meet the constraints of range. */
@@ -347,6 +351,7 @@ ip_nat_setup_info(struct ip_conntrack *conntrack,
 
 	return NF_ACCEPT;
 }
+EXPORT_SYMBOL(ip_nat_setup_info);
 
 /* Returns true if succeeded. */
 static int
@@ -387,10 +392,10 @@ manip_pkt(u_int16_t proto,
 }
 
 /* Do packet manipulations according to ip_nat_setup_info. */
-unsigned int nat_packet(struct ip_conntrack *ct,
-			enum ip_conntrack_info ctinfo,
-			unsigned int hooknum,
-			struct sk_buff **pskb)
+unsigned int ip_nat_packet(struct ip_conntrack *ct,
+			   enum ip_conntrack_info ctinfo,
+			   unsigned int hooknum,
+			   struct sk_buff **pskb)
 {
 	enum ip_conntrack_dir dir = CTINFO2DIR(ctinfo);
 	unsigned long statusbit;
@@ -417,12 +422,13 @@ unsigned int nat_packet(struct ip_conntrack *ct,
 	}
 	return NF_ACCEPT;
 }
+EXPORT_SYMBOL_GPL(ip_nat_packet);
 
 /* Dir is direction ICMP is coming from (opposite to packet it contains) */
-int icmp_reply_translation(struct sk_buff **pskb,
-			   struct ip_conntrack *ct,
-			   enum ip_nat_manip_type manip,
-			   enum ip_conntrack_dir dir)
+int ip_nat_icmp_reply_translation(struct sk_buff **pskb,
+				  struct ip_conntrack *ct,
+				  enum ip_nat_manip_type manip,
+				  enum ip_conntrack_dir dir)
 {
 	struct {
 		struct icmphdr icmp;
@@ -509,6 +515,7 @@ int icmp_reply_translation(struct sk_buff **pskb,
 
 	return 1;
 }
+EXPORT_SYMBOL_GPL(ip_nat_icmp_reply_translation);
 
 /* Protocol registration. */
 int ip_nat_protocol_register(struct ip_nat_protocol *proto)
@@ -525,6 +532,7 @@ int ip_nat_protocol_register(struct ip_nat_protocol *proto)
 	write_unlock_bh(&ip_nat_lock);
 	return ret;
 }
+EXPORT_SYMBOL(ip_nat_protocol_register);
 
 /* Noone stores the protocol anywhere; simply delete it. */
 void ip_nat_protocol_unregister(struct ip_nat_protocol *proto)
@@ -536,6 +544,7 @@ void ip_nat_protocol_unregister(struct ip_nat_protocol *proto)
 	/* Someone could be still looking at the proto in a bh. */
 	synchronize_net();
 }
+EXPORT_SYMBOL(ip_nat_protocol_unregister);
 
 #if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
     defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
@@ -582,7 +591,7 @@ EXPORT_SYMBOL_GPL(ip_nat_port_nfattr_to_range);
 EXPORT_SYMBOL_GPL(ip_nat_port_range_to_nfattr);
 #endif
 
-int __init ip_nat_init(void)
+static int __init ip_nat_init(void)
 {
 	size_t i;
 
@@ -624,10 +633,14 @@ static int clean_nat(struct ip_conntrack *i, void *data)
 	return 0;
 }
 
-/* Not __exit: called from ip_nat_standalone.c:init_or_cleanup() --RR */
-void ip_nat_cleanup(void)
+static void __exit ip_nat_cleanup(void)
 {
 	ip_ct_iterate_cleanup(&clean_nat, NULL);
 	ip_conntrack_destroyed = NULL;
 	vfree(bysource);
 }
+
+MODULE_LICENSE("GPL");
+
+module_init(ip_nat_init);
+module_exit(ip_nat_cleanup);
diff --git a/net/ipv4/netfilter/ip_nat_helper.c b/net/ipv4/netfilter/ip_nat_helper.c
index d2dd5d3135563..5d506e0564d5f 100644
--- a/net/ipv4/netfilter/ip_nat_helper.c
+++ b/net/ipv4/netfilter/ip_nat_helper.c
@@ -199,6 +199,7 @@ ip_nat_mangle_tcp_packet(struct sk_buff **pskb,
 	}
 	return 1;
 }
+EXPORT_SYMBOL(ip_nat_mangle_tcp_packet);
 			
 /* Generic function for mangling variable-length address changes inside
  * NATed UDP connections (like the CONNECT DATA XXXXX MESG XXXXX INDEX XXXXX
@@ -256,6 +257,7 @@ ip_nat_mangle_udp_packet(struct sk_buff **pskb,
 
 	return 1;
 }
+EXPORT_SYMBOL(ip_nat_mangle_udp_packet);
 
 /* Adjust one found SACK option including checksum correction */
 static void
@@ -399,6 +401,7 @@ ip_nat_seq_adjust(struct sk_buff **pskb,
 
 	return 1;
 }
+EXPORT_SYMBOL(ip_nat_seq_adjust);
 
 /* Setup NAT on this expected conntrack so it follows master. */
 /* If we fail to get a free NAT slot, we'll get dropped on confirm */
@@ -425,3 +428,4 @@ void ip_nat_follow_master(struct ip_conntrack *ct,
 	/* hook doesn't matter, but it has to do destination manip */
 	ip_nat_setup_info(ct, &range, NF_IP_PRE_ROUTING);
 }
+EXPORT_SYMBOL(ip_nat_follow_master);
diff --git a/net/ipv4/netfilter/ip_nat_standalone.c b/net/ipv4/netfilter/ip_nat_standalone.c
index 0ff368b131f6b..30cd4e18c129e 100644
--- a/net/ipv4/netfilter/ip_nat_standalone.c
+++ b/net/ipv4/netfilter/ip_nat_standalone.c
@@ -108,8 +108,8 @@ ip_nat_fn(unsigned int hooknum,
 	case IP_CT_RELATED:
 	case IP_CT_RELATED+IP_CT_IS_REPLY:
 		if ((*pskb)->nh.iph->protocol == IPPROTO_ICMP) {
-			if (!icmp_reply_translation(pskb, ct, maniptype,
-						    CTINFO2DIR(ctinfo)))
+			if (!ip_nat_icmp_reply_translation(pskb, ct, maniptype,
+							   CTINFO2DIR(ctinfo)))
 				return NF_DROP;
 			else
 				return NF_ACCEPT;
@@ -152,7 +152,7 @@ ip_nat_fn(unsigned int hooknum,
 	}
 
 	IP_NF_ASSERT(info);
-	return nat_packet(ct, ctinfo, hooknum, pskb);
+	return ip_nat_packet(ct, ctinfo, hooknum, pskb);
 }
 
 static unsigned int
@@ -325,15 +325,10 @@ static int init_or_cleanup(int init)
 		printk("ip_nat_init: can't setup rules.\n");
 		goto cleanup_nothing;
 	}
-	ret = ip_nat_init();
-	if (ret < 0) {
-		printk("ip_nat_init: can't setup rules.\n");
-		goto cleanup_rule_init;
-	}
 	ret = nf_register_hook(&ip_nat_in_ops);
 	if (ret < 0) {
 		printk("ip_nat_init: can't register in hook.\n");
-		goto cleanup_nat;
+		goto cleanup_rule_init;
 	}
 	ret = nf_register_hook(&ip_nat_out_ops);
 	if (ret < 0) {
@@ -374,8 +369,6 @@ static int init_or_cleanup(int init)
 	nf_unregister_hook(&ip_nat_out_ops);
  cleanup_inops:
 	nf_unregister_hook(&ip_nat_in_ops);
- cleanup_nat:
-	ip_nat_cleanup();
  cleanup_rule_init:
 	ip_nat_rule_cleanup();
  cleanup_nothing:
@@ -395,14 +388,4 @@ static void __exit fini(void)
 module_init(init);
 module_exit(fini);
 
-EXPORT_SYMBOL(ip_nat_setup_info);
-EXPORT_SYMBOL(ip_nat_protocol_register);
-EXPORT_SYMBOL(ip_nat_protocol_unregister);
-EXPORT_SYMBOL_GPL(ip_nat_proto_find_get);
-EXPORT_SYMBOL_GPL(ip_nat_proto_put);
-EXPORT_SYMBOL(ip_nat_cheat_check);
-EXPORT_SYMBOL(ip_nat_mangle_tcp_packet);
-EXPORT_SYMBOL(ip_nat_mangle_udp_packet);
-EXPORT_SYMBOL(ip_nat_used_tuple);
-EXPORT_SYMBOL(ip_nat_follow_master);
 MODULE_LICENSE("GPL");
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
index d54f14d926f6e..36339eb39e172 100644
--- a/net/ipv4/netfilter/ip_queue.c
+++ b/net/ipv4/netfilter/ip_queue.c
@@ -240,8 +240,8 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
 
 	pmsg->packet_id       = (unsigned long )entry;
 	pmsg->data_len        = data_len;
-	pmsg->timestamp_sec   = skb_tv_base.tv_sec + entry->skb->tstamp.off_sec;
-	pmsg->timestamp_usec  = skb_tv_base.tv_usec + entry->skb->tstamp.off_usec;
+	pmsg->timestamp_sec   = entry->skb->tstamp.off_sec;
+	pmsg->timestamp_usec  = entry->skb->tstamp.off_usec;
 	pmsg->mark            = entry->skb->nfmark;
 	pmsg->hook            = entry->info->hook;
 	pmsg->hw_protocol     = entry->skb->protocol;
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index eef99a1b5de6e..75c27e92f6abb 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -27,6 +27,7 @@
 #include <asm/semaphore.h>
 #include <linux/proc_fs.h>
 #include <linux/err.h>
+#include <linux/cpumask.h>
 
 #include <linux/netfilter_ipv4/ip_tables.h>
 
@@ -921,8 +922,10 @@ translate_table(const char *name,
 	}
 
 	/* And one copy for every other CPU */
-	for (i = 1; i < num_possible_cpus(); i++) {
-		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size)*i,
+	for_each_cpu(i) {
+		if (i == 0)
+			continue;
+		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size) * i,
 		       newinfo->entries,
 		       SMP_ALIGN(newinfo->size));
 	}
@@ -943,7 +946,7 @@ replace_table(struct ipt_table *table,
 		struct ipt_entry *table_base;
 		unsigned int i;
 
-		for (i = 0; i < num_possible_cpus(); i++) {
+		for_each_cpu(i) {
 			table_base =
 				(void *)newinfo->entries
 				+ TABLE_OFFSET(newinfo, i);
@@ -990,7 +993,7 @@ get_counters(const struct ipt_table_info *t,
 	unsigned int cpu;
 	unsigned int i;
 
-	for (cpu = 0; cpu < num_possible_cpus(); cpu++) {
+	for_each_cpu(cpu) {
 		i = 0;
 		IPT_ENTRY_ITERATE(t->entries + TABLE_OFFSET(t, cpu),
 				  t->size,
@@ -1128,7 +1131,8 @@ do_replace(void __user *user, unsigned int len)
 		return -ENOMEM;
 
 	newinfo = vmalloc(sizeof(struct ipt_table_info)
-			  + SMP_ALIGN(tmp.size) * num_possible_cpus());
+			  + SMP_ALIGN(tmp.size) * 
+			  	(highest_possible_processor_id()+1));
 	if (!newinfo)
 		return -ENOMEM;
 
@@ -1458,7 +1462,8 @@ int ipt_register_table(struct ipt_table *table, const struct ipt_replace *repl)
 		= { 0, 0, 0, { 0 }, { 0 }, { } };
 
 	newinfo = vmalloc(sizeof(struct ipt_table_info)
-			  + SMP_ALIGN(repl->size) * num_possible_cpus());
+			  + SMP_ALIGN(repl->size) * 
+			  		(highest_possible_processor_id()+1));
 	if (!newinfo)
 		return -ENOMEM;
 
diff --git a/net/ipv4/netfilter/ipt_REDIRECT.c b/net/ipv4/netfilter/ipt_REDIRECT.c
index 715cb613405cc..5245bfd33d526 100644
--- a/net/ipv4/netfilter/ipt_REDIRECT.c
+++ b/net/ipv4/netfilter/ipt_REDIRECT.c
@@ -93,7 +93,7 @@ redirect_target(struct sk_buff **pskb,
 		newdst = 0;
 		
 		rcu_read_lock();
-		indev = __in_dev_get((*pskb)->dev);
+		indev = __in_dev_get_rcu((*pskb)->dev);
 		if (indev && (ifa = indev->ifa_list))
 			newdst = ifa->ifa_local;
 		rcu_read_unlock();
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index e2c14f3cb2fc6..2883ccd8a91d2 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -225,8 +225,8 @@ static void ipt_ulog_packet(unsigned int hooknum,
 
 	/* copy hook, prefix, timestamp, payload, etc. */
 	pm->data_len = copy_len;
-	pm->timestamp_sec = skb_tv_base.tv_sec + skb->tstamp.off_sec;
-	pm->timestamp_usec = skb_tv_base.tv_usec + skb->tstamp.off_usec;
+	pm->timestamp_sec = skb->tstamp.off_sec;
+	pm->timestamp_usec = skb->tstamp.off_usec;
 	pm->mark = skb->nfmark;
 	pm->hook = hooknum;
 	if (prefix != NULL)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 8549f26e24950..381dd6a6aebbe 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2128,7 +2128,7 @@ int ip_route_input(struct sk_buff *skb, u32 daddr, u32 saddr,
 		struct in_device *in_dev;
 
 		rcu_read_lock();
-		if ((in_dev = __in_dev_get(dev)) != NULL) {
+		if ((in_dev = __in_dev_get_rcu(dev)) != NULL) {
 			int our = ip_check_mc(in_dev, daddr, saddr,
 				skb->nh.iph->protocol);
 			if (our
@@ -2443,7 +2443,9 @@ static int ip_route_output_slow(struct rtable **rp, const struct flowi *oldflp)
 		err = -ENODEV;
 		if (dev_out == NULL)
 			goto out;
-		if (__in_dev_get(dev_out) == NULL) {
+
+		/* RACE: Check return value of inet_select_addr instead. */
+		if (__in_dev_get_rtnl(dev_out) == NULL) {
 			dev_put(dev_out);
 			goto out;	/* Wrong error code */
 		}
diff --git a/net/ipv4/tcp_bic.c b/net/ipv4/tcp_bic.c
index b940346de4e7c..6d80e063c187f 100644
--- a/net/ipv4/tcp_bic.c
+++ b/net/ipv4/tcp_bic.c
@@ -136,7 +136,7 @@ static inline void bictcp_update(struct bictcp *ca, u32 cwnd)
 		else if (cwnd < ca->last_max_cwnd + max_increment*(BICTCP_B-1))
 			/* slow start */
 			ca->cnt = (cwnd * (BICTCP_B-1))
-				/ cwnd-ca->last_max_cwnd;
+				/ (cwnd - ca->last_max_cwnd);
 		else
 			/* linear increase */
 			ca->cnt = cwnd / max_increment;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index a7537c7bbd06f..677419d0c9ade 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -355,8 +355,6 @@ static void tcp_clamp_window(struct sock *sk, struct tcp_sock *tp)
 			app_win -= icsk->icsk_ack.rcv_mss;
 		app_win = max(app_win, 2U*tp->advmss);
 
-		if (!ofo_win)
-			tp->window_clamp = min(tp->window_clamp, app_win);
 		tp->rcv_ssthresh = min(tp->window_clamp, 2U*tp->advmss);
 	}
 }
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 13dfb391cdf17..c85819d8474bb 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -130,19 +130,20 @@ static int __tcp_v4_check_established(struct sock *sk, __u16 lport,
 	int dif = sk->sk_bound_dev_if;
 	INET_ADDR_COOKIE(acookie, saddr, daddr)
 	const __u32 ports = INET_COMBINED_PORTS(inet->dport, lport);
-	const int hash = inet_ehashfn(daddr, lport, saddr, inet->dport, tcp_hashinfo.ehash_size);
-	struct inet_ehash_bucket *head = &tcp_hashinfo.ehash[hash];
+	unsigned int hash = inet_ehashfn(daddr, lport, saddr, inet->dport);
+	struct inet_ehash_bucket *head = inet_ehash_bucket(&tcp_hashinfo, hash);
 	struct sock *sk2;
 	const struct hlist_node *node;
 	struct inet_timewait_sock *tw;
 
+	prefetch(head->chain.first);
 	write_lock(&head->lock);
 
 	/* Check TIME-WAIT sockets first. */
 	sk_for_each(sk2, node, &(head + tcp_hashinfo.ehash_size)->chain) {
 		tw = inet_twsk(sk2);
 
-		if (INET_TW_MATCH(sk2, acookie, saddr, daddr, ports, dif)) {
+		if (INET_TW_MATCH(sk2, hash, acookie, saddr, daddr, ports, dif)) {
 			const struct tcp_timewait_sock *tcptw = tcp_twsk(sk2);
 			struct tcp_sock *tp = tcp_sk(sk);
 
@@ -179,7 +180,7 @@ static int __tcp_v4_check_established(struct sock *sk, __u16 lport,
 
 	/* And established part... */
 	sk_for_each(sk2, node, &head->chain) {
-		if (INET_MATCH(sk2, acookie, saddr, daddr, ports, dif))
+		if (INET_MATCH(sk2, hash, acookie, saddr, daddr, ports, dif))
 			goto not_unique;
 	}
 
@@ -188,7 +189,7 @@ unique:
 	 * in hash table socket with a funny identity. */
 	inet->num = lport;
 	inet->sport = htons(lport);
-	sk->sk_hashent = hash;
+	sk->sk_hash = hash;
 	BUG_TRAP(sk_unhashed(sk));
 	__sk_add_node(sk, &head->chain);
 	sock_prot_inc_use(sk->sk_prot);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index d6e3d269e9061..7114031fdc70e 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -190,7 +190,7 @@ void tcp_select_initial_window(int __space, __u32 mss,
 	}
 
 	/* Set initial window to value enough for senders,
-	 * following RFC1414. Senders, not following this RFC,
+	 * following RFC2414. Senders, not following this RFC,
 	 * will be satisfied with 2.
 	 */
 	if (mss > (1<<*rcv_wscale)) {
@@ -435,7 +435,16 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss
 	int nsize, old_factor;
 	u16 flags;
 
-	BUG_ON(len >= skb->len);
+	if (unlikely(len >= skb->len)) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "TCP: seg_size=%u, mss=%u, seq=%u, "
+			       "end_seq=%u, skb->len=%u.\n", len, mss_now,
+			       TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq,
+			       skb->len);
+			WARN_ON(1);
+		}
+		return 0;
+	}
 
 	nsize = skb_headlen(skb) - len;
 	if (nsize < 0)
@@ -1610,7 +1619,7 @@ void tcp_send_fin(struct sock *sk)
  * was unread data in the receive queue.  This behavior is recommended
  * by draft-ietf-tcpimpl-prob-03.txt section 3.10.  -DaveM
  */
-void tcp_send_active_reset(struct sock *sk, unsigned int __nocast priority)
+void tcp_send_active_reset(struct sock *sk, gfp_t priority)
 {
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct sk_buff *skb;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 2fea3f4402a0e..a970b4727ce8c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1806,7 +1806,7 @@ static void sit_add_v4_addrs(struct inet6_dev *idev)
 	}
 
         for (dev = dev_base; dev != NULL; dev = dev->next) {
-		struct in_device * in_dev = __in_dev_get(dev);
+		struct in_device * in_dev = __in_dev_get_rtnl(dev);
 		if (in_dev && (dev->flags & IFF_UP)) {
 			struct in_ifaddr * ifa;
 
@@ -3520,6 +3520,8 @@ int __init addrconf_init(void)
 	if (err)
 		return err;
 
+	ip6_null_entry.rt6i_idev = in6_dev_get(&loopback_dev);
+
 	register_netdevice_notifier(&ipv6_dev_notf);
 
 #ifdef CONFIG_IPV6_PRIVACY
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 9b27460f0cc70..40d9a1935ab5e 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -31,6 +31,7 @@
 #include <net/esp.h>
 #include <asm/scatterlist.h>
 #include <linux/crypto.h>
+#include <linux/kernel.h>
 #include <linux/pfkeyv2.h>
 #include <linux/random.h>
 #include <net/icmp.h>
@@ -66,10 +67,10 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb)
 
 	alen = esp->auth.icv_trunc_len;
 	tfm = esp->conf.tfm;
-	blksize = (crypto_tfm_alg_blocksize(tfm) + 3) & ~3;
-	clen = (clen + 2 + blksize-1)&~(blksize-1);
+	blksize = ALIGN(crypto_tfm_alg_blocksize(tfm), 4);
+	clen = ALIGN(clen + 2, blksize);
 	if (esp->conf.padlen)
-		clen = (clen + esp->conf.padlen-1)&~(esp->conf.padlen-1);
+		clen = ALIGN(clen, esp->conf.padlen);
 
 	if ((nfrags = skb_cow_data(skb, clen-skb->len+alen, &trailer)) < 0) {
 		goto error;
@@ -133,7 +134,7 @@ static int esp6_input(struct xfrm_state *x, struct xfrm_decap_state *decap, stru
 	struct ipv6_esp_hdr *esph;
 	struct esp_data *esp = x->data;
 	struct sk_buff *trailer;
-	int blksize = crypto_tfm_alg_blocksize(esp->conf.tfm);
+	int blksize = ALIGN(crypto_tfm_alg_blocksize(esp->conf.tfm), 4);
 	int alen = esp->auth.icv_trunc_len;
 	int elen = skb->len - sizeof(struct ipv6_esp_hdr) - esp->conf.ivlen - alen;
 
@@ -235,16 +236,17 @@ out_nofree:
 static u32 esp6_get_max_size(struct xfrm_state *x, int mtu)
 {
 	struct esp_data *esp = x->data;
-	u32 blksize = crypto_tfm_alg_blocksize(esp->conf.tfm);
+	u32 blksize = ALIGN(crypto_tfm_alg_blocksize(esp->conf.tfm), 4);
 
 	if (x->props.mode) {
-		mtu = (mtu + 2 + blksize-1)&~(blksize-1);
+		mtu = ALIGN(mtu + 2, blksize);
 	} else {
 		/* The worst case. */
-		mtu += 2 + blksize;
+		u32 padsize = ((blksize - 1) & 7) + 1;
+		mtu = ALIGN(mtu + 2, padsize) + blksize - padsize;
 	}
 	if (esp->conf.padlen)
-		mtu = (mtu + esp->conf.padlen-1)&~(esp->conf.padlen-1);
+		mtu = ALIGN(mtu, esp->conf.padlen);
 
 	return mtu + x->props.header_len + esp->auth.icv_full_len;
 }
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 2f589f24c0939..563b442ffab8f 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -666,7 +666,7 @@ slow_path:
 		 */
 		fh->nexthdr = nexthdr;
 		fh->reserved = 0;
-		if (frag_id) {
+		if (!frag_id) {
 			ipv6_select_ident(skb, fh);
 			frag_id = fh->identification;
 		} else
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 519899fb11d50..39a96c768102f 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1393,7 +1393,7 @@ static void mld_sendpack(struct sk_buff *skb)
 
 static int grec_size(struct ifmcaddr6 *pmc, int type, int gdel, int sdel)
 {
-	return sizeof(struct mld2_grec) + 4*mld_scount(pmc,type,gdel,sdel);
+	return sizeof(struct mld2_grec) + 16 * mld_scount(pmc,type,gdel,sdel);
 }
 
 static struct sk_buff *add_grhead(struct sk_buff *skb, struct ifmcaddr6 *pmc,
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 555a31347eda6..305d9ee6d7dbc 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1450,7 +1450,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
 
 static void pndisc_redo(struct sk_buff *skb)
 {
-	ndisc_rcv(skb);
+	ndisc_recv_ns(skb);
 	kfree_skb(skb);
 }
 
diff --git a/net/ipv6/netfilter/Kconfig b/net/ipv6/netfilter/Kconfig
index 216fbe1ac65c7..bb7ccfe33f238 100644
--- a/net/ipv6/netfilter/Kconfig
+++ b/net/ipv6/netfilter/Kconfig
@@ -209,6 +209,17 @@ config IP6_NF_TARGET_REJECT
 
 	  To compile it as a module, choose M here.  If unsure, say N.
 
+config IP6_NF_TARGET_NFQUEUE
+	tristate "NFQUEUE Target Support"
+	depends on IP_NF_IPTABLES
+	help
+	  This Target replaced the old obsolete QUEUE target.
+
+	  As opposed to QUEUE, it supports 65535 different queues,
+	  not just one.
+
+	  To compile it as a module, choose M here.  If unsure, say N.
+
 #  if [ "$CONFIG_IP6_NF_FILTER" != "n" ]; then
 #    dep_tristate '    REJECT target support' CONFIG_IP6_NF_TARGET_REJECT $CONFIG_IP6_NF_FILTER
 #    if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then
diff --git a/net/ipv6/netfilter/Makefile b/net/ipv6/netfilter/Makefile
index bd9a16a5cbba3..2b2c370e8b1cc 100644
--- a/net/ipv6/netfilter/Makefile
+++ b/net/ipv6/netfilter/Makefile
@@ -21,9 +21,9 @@ obj-$(CONFIG_IP6_NF_FILTER) += ip6table_filter.o
 obj-$(CONFIG_IP6_NF_MANGLE) += ip6table_mangle.o
 obj-$(CONFIG_IP6_NF_TARGET_MARK) += ip6t_MARK.o
 obj-$(CONFIG_IP6_NF_TARGET_HL) += ip6t_HL.o
+obj-$(CONFIG_IP6_NF_TARGET_NFQUEUE) += ip6t_NFQUEUE.o
 obj-$(CONFIG_IP6_NF_QUEUE) += ip6_queue.o
 obj-$(CONFIG_IP6_NF_TARGET_LOG) += ip6t_LOG.o
 obj-$(CONFIG_IP6_NF_RAW) += ip6table_raw.o
 obj-$(CONFIG_IP6_NF_MATCH_HL) += ip6t_hl.o
 obj-$(CONFIG_IP6_NF_TARGET_REJECT) += ip6t_REJECT.o
-obj-$(CONFIG_NETFILTER_NETLINK_QUEUE) += ip6t_NFQUEUE.o
diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
index aa11cf366efab..5027bbe6415e7 100644
--- a/net/ipv6/netfilter/ip6_queue.c
+++ b/net/ipv6/netfilter/ip6_queue.c
@@ -238,8 +238,8 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
 
 	pmsg->packet_id       = (unsigned long )entry;
 	pmsg->data_len        = data_len;
-	pmsg->timestamp_sec   = skb_tv_base.tv_sec + entry->skb->tstamp.off_sec;
-	pmsg->timestamp_usec  = skb_tv_base.tv_usec + entry->skb->tstamp.off_usec;
+	pmsg->timestamp_sec   = entry->skb->tstamp.off_sec;
+	pmsg->timestamp_usec  = entry->skb->tstamp.off_usec;
 	pmsg->mark            = entry->skb->nfmark;
 	pmsg->hook            = entry->info->hook;
 	pmsg->hw_protocol     = entry->skb->protocol;
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 2da514b16d95e..21deec25a12bd 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -28,6 +28,7 @@
 #include <asm/uaccess.h>
 #include <asm/semaphore.h>
 #include <linux/proc_fs.h>
+#include <linux/cpumask.h>
 
 #include <linux/netfilter_ipv6/ip6_tables.h>
 
@@ -950,8 +951,10 @@ translate_table(const char *name,
 	}
 
 	/* And one copy for every other CPU */
-	for (i = 1; i < num_possible_cpus(); i++) {
-		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size)*i,
+	for_each_cpu(i) {
+		if (i == 0)
+			continue;
+		memcpy(newinfo->entries + SMP_ALIGN(newinfo->size) * i,
 		       newinfo->entries,
 		       SMP_ALIGN(newinfo->size));
 	}
@@ -972,7 +975,7 @@ replace_table(struct ip6t_table *table,
 		struct ip6t_entry *table_base;
 		unsigned int i;
 
-		for (i = 0; i < num_possible_cpus(); i++) {
+		for_each_cpu(i) {
 			table_base =
 				(void *)newinfo->entries
 				+ TABLE_OFFSET(newinfo, i);
@@ -1019,7 +1022,7 @@ get_counters(const struct ip6t_table_info *t,
 	unsigned int cpu;
 	unsigned int i;
 
-	for (cpu = 0; cpu < num_possible_cpus(); cpu++) {
+	for_each_cpu(cpu) {
 		i = 0;
 		IP6T_ENTRY_ITERATE(t->entries + TABLE_OFFSET(t, cpu),
 				  t->size,
@@ -1153,7 +1156,8 @@ do_replace(void __user *user, unsigned int len)
 		return -ENOMEM;
 
 	newinfo = vmalloc(sizeof(struct ip6t_table_info)
-			  + SMP_ALIGN(tmp.size) * num_possible_cpus());
+			  + SMP_ALIGN(tmp.size) *
+			  		(highest_possible_processor_id()+1));
 	if (!newinfo)
 		return -ENOMEM;
 
@@ -1467,7 +1471,8 @@ int ip6t_register_table(struct ip6t_table *table,
 		= { 0, 0, 0, { 0 }, { 0 }, { } };
 
 	newinfo = vmalloc(sizeof(struct ip6t_table_info)
-			  + SMP_ALIGN(repl->size) * num_possible_cpus());
+			  + SMP_ALIGN(repl->size) *
+			  		(highest_possible_processor_id()+1));
 	if (!newinfo)
 		return -ENOMEM;
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 80643e6b346b9..d693cb988b78f 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -209,9 +209,11 @@ static __inline__ void __tcp_v6_hash(struct sock *sk)
 		lock = &tcp_hashinfo.lhash_lock;
 		inet_listen_wlock(&tcp_hashinfo);
 	} else {
-		sk->sk_hashent = inet6_sk_ehashfn(sk, tcp_hashinfo.ehash_size);
-		list = &tcp_hashinfo.ehash[sk->sk_hashent].chain;
-		lock = &tcp_hashinfo.ehash[sk->sk_hashent].lock;
+		unsigned int hash;
+		sk->sk_hash = hash = inet6_sk_ehashfn(sk);
+		hash &= (tcp_hashinfo.ehash_size - 1);
+		list = &tcp_hashinfo.ehash[hash].chain;
+		lock = &tcp_hashinfo.ehash[hash].lock;
 		write_lock(lock);
 	}
 
@@ -322,13 +324,13 @@ static int __tcp_v6_check_established(struct sock *sk, const __u16 lport,
 	const struct in6_addr *saddr = &np->daddr;
 	const int dif = sk->sk_bound_dev_if;
 	const u32 ports = INET_COMBINED_PORTS(inet->dport, lport);
-	const int hash = inet6_ehashfn(daddr, inet->num, saddr, inet->dport,
-				       tcp_hashinfo.ehash_size);
-	struct inet_ehash_bucket *head = &tcp_hashinfo.ehash[hash];
+	unsigned int hash = inet6_ehashfn(daddr, inet->num, saddr, inet->dport);
+	struct inet_ehash_bucket *head = inet_ehash_bucket(&tcp_hashinfo, hash);
 	struct sock *sk2;
 	const struct hlist_node *node;
 	struct inet_timewait_sock *tw;
 
+	prefetch(head->chain.first);
 	write_lock(&head->lock);
 
 	/* Check TIME-WAIT sockets first. */
@@ -365,14 +367,14 @@ static int __tcp_v6_check_established(struct sock *sk, const __u16 lport,
 
 	/* And established part... */
 	sk_for_each(sk2, node, &head->chain) {
-		if (INET6_MATCH(sk2, saddr, daddr, ports, dif))
+		if (INET6_MATCH(sk2, hash, saddr, daddr, ports, dif))
 			goto not_unique;
 	}
 
 unique:
 	BUG_TRAP(sk_unhashed(sk));
 	__sk_add_node(sk, &head->chain);
-	sk->sk_hashent = hash;
+	sk->sk_hash = hash;
 	sock_prot_inc_use(sk->sk_prot);
 	write_unlock(&head->lock);
 
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 6001948600f31..bf9519341fd30 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -99,7 +99,7 @@ static int udp_v6_get_port(struct sock *sk, unsigned short snum)
 		next:;
 		}
 		result = best;
-		for(;; result += UDP_HTABLE_SIZE) {
+		for(i = 0; i < (1 << 16) / UDP_HTABLE_SIZE; i++, result += UDP_HTABLE_SIZE) {
 			if (result > sysctl_local_port_range[1])
 				result = sysctl_local_port_range[0]
 					+ ((result - sysctl_local_port_range[0]) &
@@ -107,6 +107,8 @@ static int udp_v6_get_port(struct sock *sk, unsigned short snum)
 			if (!udp_lport_inuse(result))
 				break;
 		}
+		if (i >= (1 << 16) / UDP_HTABLE_SIZE)
+			goto fail;
 gotit:
 		udp_port_rover = snum = result;
 	} else {
@@ -852,10 +854,16 @@ do_append_data:
 	else if (!corkreq)
 		err = udp_v6_push_pending_frames(sk, up);
 
-	if (dst && connected)
-		ip6_dst_store(sk, dst,
-			      ipv6_addr_equal(&fl->fl6_dst, &np->daddr) ?
-			      &np->daddr : NULL);
+	if (dst) {
+		if (connected) {
+			ip6_dst_store(sk, dst,
+				      ipv6_addr_equal(&fl->fl6_dst, &np->daddr) ?
+				      &np->daddr : NULL);
+		} else {
+			dst_release(dst);
+		}
+	}
+
 	if (err > 0)
 		err = np->recverr ? net_xmit_errno(err) : 0;
 	release_sock(sk);
diff --git a/net/irda/irlan/irlan_eth.c b/net/irda/irlan/irlan_eth.c
index 071cd2cefd8a2..953e255d2bc86 100644
--- a/net/irda/irlan/irlan_eth.c
+++ b/net/irda/irlan/irlan_eth.c
@@ -310,7 +310,7 @@ void irlan_eth_send_gratuitous_arp(struct net_device *dev)
 #ifdef CONFIG_INET
 	IRDA_DEBUG(4, "IrLAN: Sending gratuitous ARP\n");
 	rcu_read_lock();
-	in_dev = __in_dev_get(dev);
+	in_dev = __in_dev_get_rcu(dev);
 	if (in_dev == NULL)
 		goto out;
 	if (in_dev->ifa_list)
diff --git a/net/irda/irttp.c b/net/irda/irttp.c
index 6602d901f8b11..8aff254cb4185 100644
--- a/net/irda/irttp.c
+++ b/net/irda/irttp.c
@@ -38,7 +38,7 @@
 #include <net/irda/parameters.h>
 #include <net/irda/irttp.h>
 
-static struct irttp_cb *irttp = NULL;
+static struct irttp_cb *irttp;
 
 static void __irttp_close_tsap(struct tsap_cb *self);
 
@@ -86,12 +86,9 @@ static pi_param_info_t param_info = { pi_major_call_table, 1, 0x0f, 4 };
  */
 int __init irttp_init(void)
 {
-	/* Initialize the irttp structure. */
-	if (irttp == NULL) {
-		irttp = kmalloc(sizeof(struct irttp_cb), GFP_KERNEL);
-		if (irttp == NULL)
-			return -ENOMEM;
-	}
+	irttp = kmalloc(sizeof(struct irttp_cb), GFP_KERNEL);
+	if (irttp == NULL)
+		return -ENOMEM;
 	memset(irttp, 0, sizeof(struct irttp_cb));
 
 	irttp->magic = TTP_MAGIC;
@@ -100,6 +97,7 @@ int __init irttp_init(void)
 	if (!irttp->tsaps) {
 		IRDA_ERROR("%s: can't allocate IrTTP hashbin!\n",
 			   __FUNCTION__);
+		kfree(irttp);
 		return -ENOMEM;
 	}
 
@@ -115,7 +113,6 @@ int __init irttp_init(void)
 void __exit irttp_cleanup(void) 
 {
 	/* Check for main structure */
-	IRDA_ASSERT(irttp != NULL, return;);
 	IRDA_ASSERT(irttp->magic == TTP_MAGIC, return;);
 
 	/*
@@ -382,7 +379,6 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify)
 	struct lsap_cb *lsap;
 	notify_t ttp_notify;
 
-	IRDA_ASSERT(irttp != NULL, return NULL;);
 	IRDA_ASSERT(irttp->magic == TTP_MAGIC, return NULL;);
 
 	/* The IrLMP spec (IrLMP 1.1 p10) says that we have the right to
@@ -1880,8 +1876,6 @@ static int irttp_seq_open(struct inode *inode, struct file *file)
 	struct seq_file *seq;
 	int rc = -ENOMEM;
 	struct irttp_iter_state *s;
-       
-	IRDA_ASSERT(irttp != NULL, return -EINVAL;);
 
 	s = kmalloc(sizeof(*s), GFP_KERNEL);
 	if (!s)
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 4879743b945ae..39031684b65cd 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -185,7 +185,7 @@ static int pfkey_release(struct socket *sock)
 }
 
 static int pfkey_broadcast_one(struct sk_buff *skb, struct sk_buff **skb2,
-			       int allocation, struct sock *sk)
+			       gfp_t allocation, struct sock *sk)
 {
 	int err = -ENOBUFS;
 
@@ -217,7 +217,7 @@ static int pfkey_broadcast_one(struct sk_buff *skb, struct sk_buff **skb2,
 #define BROADCAST_ONE		1
 #define BROADCAST_REGISTERED	2
 #define BROADCAST_PROMISC_ONLY	4
-static int pfkey_broadcast(struct sk_buff *skb, int allocation,
+static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation,
 			   int broadcast_flags, struct sock *one_sk)
 {
 	struct sock *sk;
@@ -1416,7 +1416,8 @@ static int pfkey_get(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr,
 	return 0;
 }
 
-static struct sk_buff *compose_sadb_supported(struct sadb_msg *orig, int allocation)
+static struct sk_buff *compose_sadb_supported(struct sadb_msg *orig,
+					      gfp_t allocation)
 {
 	struct sk_buff *skb;
 	struct sadb_msg *hdr;
@@ -2153,6 +2154,7 @@ out:
 
 static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr, void **ext_hdrs)
 {
+	unsigned int dir;
 	int err;
 	struct sadb_x_policy *pol;
 	struct xfrm_policy *xp;
@@ -2161,7 +2163,11 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
 	if ((pol = ext_hdrs[SADB_X_EXT_POLICY-1]) == NULL)
 		return -EINVAL;
 
-	xp = xfrm_policy_byid(0, pol->sadb_x_policy_id,
+	dir = xfrm_policy_id2dir(pol->sadb_x_policy_id);
+	if (dir >= XFRM_POLICY_MAX)
+		return -EINVAL;
+
+	xp = xfrm_policy_byid(dir, pol->sadb_x_policy_id,
 			      hdr->sadb_msg_type == SADB_X_SPDDELETE2);
 	if (xp == NULL)
 		return -ENOENT;
@@ -2173,9 +2179,9 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
 	if (hdr->sadb_msg_type == SADB_X_SPDDELETE2) {
 		c.data.byid = 1;
 		c.event = XFRM_MSG_DELPOLICY;
-		km_policy_notify(xp, pol->sadb_x_policy_dir-1, &c);
+		km_policy_notify(xp, dir, &c);
 	} else {
-		err = key_pol_get_resp(sk, xp, hdr, pol->sadb_x_policy_dir-1);
+		err = key_pol_get_resp(sk, xp, hdr, dir);
 	}
 
 	xfrm_pol_put(xp);
diff --git a/net/llc/Makefile b/net/llc/Makefile
index 5ebd4ed2bd429..4e260cff3c5d8 100644
--- a/net/llc/Makefile
+++ b/net/llc/Makefile
@@ -22,3 +22,4 @@ llc2-y := llc_if.o llc_c_ev.o llc_c_ac.o llc_conn.o llc_c_st.o llc_pdu.o \
 	  llc_sap.o llc_s_ac.o llc_s_ev.o llc_s_st.o af_llc.o llc_station.o
 
 llc2-$(CONFIG_PROC_FS) += llc_proc.o
+llc2-$(CONFIG_SYSCTL)  += sysctl_net_llc.o
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 66f55e514b568..59d02cbbeb9ef 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -21,6 +21,7 @@
  * See the GNU General Public License for more details.
  */
 #include <linux/config.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/rtnetlink.h>
@@ -37,10 +38,9 @@ static u16 llc_ui_sap_link_no_max[256];
 static struct sockaddr_llc llc_ui_addrnull;
 static struct proto_ops llc_ui_ops;
 
-static int llc_ui_wait_for_conn(struct sock *sk, int timeout);
-static int llc_ui_wait_for_disc(struct sock *sk, int timeout);
-static int llc_ui_wait_for_data(struct sock *sk, int timeout);
-static int llc_ui_wait_for_busy_core(struct sock *sk, int timeout);
+static int llc_ui_wait_for_conn(struct sock *sk, long timeout);
+static int llc_ui_wait_for_disc(struct sock *sk, long timeout);
+static int llc_ui_wait_for_busy_core(struct sock *sk, long timeout);
 
 #if 0
 #define dprintk(args...) printk(KERN_DEBUG args)
@@ -116,12 +116,12 @@ static int llc_ui_send_data(struct sock* sk, struct sk_buff *skb, int noblock)
 	struct llc_sock* llc = llc_sk(sk);
 	int rc = 0;
 
-	if (llc_data_accept_state(llc->state) || llc->p_flag) {
-		int timeout = sock_sndtimeo(sk, noblock);
+	if (unlikely(llc_data_accept_state(llc->state) || llc->p_flag)) {
+		long timeout = sock_sndtimeo(sk, noblock);
 
 		rc = llc_ui_wait_for_busy_core(sk, timeout);
 	}
-	if (!rc)
+	if (unlikely(!rc))
 		rc = llc_build_and_send_pkt(sk, skb);
 	return rc;
 }
@@ -155,7 +155,7 @@ static int llc_ui_create(struct socket *sock, int protocol)
 	struct sock *sk;
 	int rc = -ESOCKTNOSUPPORT;
 
-	if (sock->type == SOCK_DGRAM || sock->type == SOCK_STREAM) {
+	if (likely(sock->type == SOCK_DGRAM || sock->type == SOCK_STREAM)) {
 		rc = -ENOMEM;
 		sk = llc_sk_alloc(PF_LLC, GFP_KERNEL, &llc_proto);
 		if (sk) {
@@ -177,7 +177,7 @@ static int llc_ui_release(struct socket *sock)
 	struct sock *sk = sock->sk;
 	struct llc_sock *llc;
 
-	if (!sk)
+	if (unlikely(sk == NULL))
 		goto out;
 	sock_hold(sk);
 	lock_sock(sk);
@@ -189,10 +189,6 @@ static int llc_ui_release(struct socket *sock)
 	if (!sock_flag(sk, SOCK_ZAPPED))
 		llc_sap_remove_socket(llc->sap, sk);
 	release_sock(sk);
-	if (llc->sap && hlist_empty(&llc->sap->sk_list.list)) {
-		llc_release_sockets(llc->sap);
-		llc_sap_close(llc->sap);
-	}
 	if (llc->dev)
 		dev_put(llc->dev);
 	sock_put(sk);
@@ -221,6 +217,7 @@ static int llc_ui_autoport(void)
 				llc_ui_sap_last_autoport = i + 2;
 				goto out;
 			}
+			llc_sap_put(sap);
 		}
 		llc_ui_sap_last_autoport = LLC_SAP_DYN_START;
 		tries++;
@@ -231,20 +228,13 @@ out:
 }
 
 /**
- *	llc_ui_autobind - Bind a socket to a specific address.
- *	@sk: Socket to bind an address to.
- *	@addr: Address the user wants the socket bound to.
+ *	llc_ui_autobind - automatically bind a socket to a sap
+ *	@sock: socket to bind
+ *	@addr: address to connect to
+ *
+ * 	Used by llc_ui_connect and llc_ui_sendmsg when the user hasn't
+ * 	specifically used llc_ui_bind to bind to an specific address/sap
  *
- *	Bind a socket to a specific address. For llc a user is able to bind to
- *	a specific sap only or mac + sap. If the user only specifies a sap and
- *	a null dmac (all zeros) the user is attempting to bind to an entire
- *	sap. This will stop anyone else on the local system from using that
- *	sap.  If someone else has a mac + sap open the bind to null + sap will
- *	fail.
- *	If the user desires to bind to a specific mac + sap, it is possible to
- *	have multiple sap connections via multiple macs.
- *	Bind and autobind for that matter must enforce the correct sap usage
- *	otherwise all hell will break loose.
  *	Returns: 0 upon success, negative otherwise.
  */
 static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
@@ -285,11 +275,7 @@ out:
  *	@addrlen: Length of the uaddr structure.
  *
  *	Bind a socket to a specific address. For llc a user is able to bind to
- *	a specific sap only or mac + sap. If the user only specifies a sap and
- *	a null dmac (all zeros) the user is attempting to bind to an entire
- *	sap. This will stop anyone else on the local system from using that
- *	sap. If someone else has a mac + sap open the bind to null + sap will
- *	fail.
+ *	a specific sap only or mac + sap.
  *	If the user desires to bind to a specific mac + sap, it is possible to
  *	have multiple sap connections via multiple macs.
  *	Bind and autobind for that matter must enforce the correct sap usage
@@ -305,10 +291,16 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 	int rc = -EINVAL;
 
 	dprintk("%s: binding %02X\n", __FUNCTION__, addr->sllc_sap);
-	if (!sock_flag(sk, SOCK_ZAPPED) || addrlen != sizeof(*addr))
+	if (unlikely(!sock_flag(sk, SOCK_ZAPPED) || addrlen != sizeof(*addr)))
 		goto out;
 	rc = -EAFNOSUPPORT;
-	if (addr->sllc_family != AF_LLC)
+	if (unlikely(addr->sllc_family != AF_LLC))
+		goto out;
+	rc = -ENODEV;
+	rtnl_lock();
+	llc->dev = dev_getbyhwaddr(addr->sllc_arphrd, addr->sllc_mac);
+	rtnl_unlock();
+	if (!llc->dev)
 		goto out;
 	if (!addr->sllc_sap) {
 		rc = -EUSERS;
@@ -322,6 +314,7 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 		rc = -EBUSY; /* some other network layer is using the sap */
 		if (!sap)
 			goto out;
+		llc_sap_hold(sap);
 	} else {
 		struct llc_addr laddr, daddr;
 		struct sock *ask;
@@ -338,7 +331,7 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 		ask = llc_lookup_established(sap, &daddr, &laddr);
 		if (ask) {
 			sock_put(ask);
-			goto out;
+			goto out_put;
 		}
 	}
 	llc->laddr.lsap = addr->sllc_sap;
@@ -348,6 +341,8 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
 	llc_sap_add_socket(sap, sk);
 	sock_reset_flag(sk, SOCK_ZAPPED);
 	rc = 0;
+out_put:
+	llc_sap_put(sap);
 out:
 	return rc;
 }
@@ -369,7 +364,7 @@ static int llc_ui_shutdown(struct socket *sock, int how)
 	int rc = -ENOTCONN;
 
 	lock_sock(sk);
-	if (sk->sk_state != TCP_ESTABLISHED)
+	if (unlikely(sk->sk_state != TCP_ESTABLISHED))
 		goto out;
 	rc = -EINVAL;
 	if (how != 2)
@@ -404,14 +399,18 @@ static int llc_ui_connect(struct socket *sock, struct sockaddr *uaddr,
 	struct sock *sk = sock->sk;
 	struct llc_sock *llc = llc_sk(sk);
 	struct sockaddr_llc *addr = (struct sockaddr_llc *)uaddr;
-	struct net_device *dev;
 	int rc = -EINVAL;
 
 	lock_sock(sk);
-	if (addrlen != sizeof(*addr))
+	if (unlikely(addrlen != sizeof(*addr)))
 		goto out;
 	rc = -EAFNOSUPPORT;
-	if (addr->sllc_family != AF_LLC)
+	if (unlikely(addr->sllc_family != AF_LLC))
+		goto out;
+	if (unlikely(sk->sk_type != SOCK_STREAM))
+		goto out;
+	rc = -EALREADY;
+	if (unlikely(sock->state == SS_CONNECTING))
 		goto out;
 	/* bind connection to sap if user hasn't done it. */
 	if (sock_flag(sk, SOCK_ZAPPED)) {
@@ -419,19 +418,13 @@ static int llc_ui_connect(struct socket *sock, struct sockaddr *uaddr,
 		rc = llc_ui_autobind(sock, addr);
 		if (rc)
 			goto out;
-		llc->daddr.lsap = addr->sllc_sap;
-		memcpy(llc->daddr.mac, addr->sllc_mac, IFHWADDRLEN);
 	}
-	dev = llc->dev;
-	if (sk->sk_type != SOCK_STREAM)
-		goto out;
-	rc = -EALREADY;
-	if (sock->state == SS_CONNECTING)
-		goto out;
+	llc->daddr.lsap = addr->sllc_sap;
+	memcpy(llc->daddr.mac, addr->sllc_mac, IFHWADDRLEN);
 	sock->state = SS_CONNECTING;
 	sk->sk_state   = TCP_SYN_SENT;
 	llc->link   = llc_ui_next_link_no(llc->sap->laddr.lsap);
-	rc = llc_establish_connection(sk, dev->dev_addr,
+	rc = llc_establish_connection(sk, llc->dev->dev_addr,
 				      addr->sllc_mac, addr->sllc_sap);
 	if (rc) {
 		dprintk("%s: llc_ui_send_conn failed :-(\n", __FUNCTION__);
@@ -439,12 +432,30 @@ static int llc_ui_connect(struct socket *sock, struct sockaddr *uaddr,
 		sk->sk_state = TCP_CLOSE;
 		goto out;
 	}
-	rc = llc_ui_wait_for_conn(sk, sk->sk_rcvtimeo);
-	if (rc)
-		dprintk("%s: llc_ui_wait_for_conn failed=%d\n", __FUNCTION__, rc);
+
+	if (sk->sk_state == TCP_SYN_SENT) {
+		const long timeo = sock_sndtimeo(sk, flags & O_NONBLOCK);
+
+		if (!timeo || !llc_ui_wait_for_conn(sk, timeo))
+			goto out;
+
+		rc = sock_intr_errno(timeo);
+		if (signal_pending(current))
+			goto out;
+	}
+
+	if (sk->sk_state == TCP_CLOSE)
+		goto sock_error;
+
+	sock->state = SS_CONNECTED;
+	rc = 0;
 out:
 	release_sock(sk);
 	return rc;
+sock_error:
+	rc = sock_error(sk) ? : -ECONNABORTED;
+	sock->state = SS_UNCONNECTED;
+	goto out;
 }
 
 /**
@@ -461,10 +472,10 @@ static int llc_ui_listen(struct socket *sock, int backlog)
 	int rc = -EINVAL;
 
 	lock_sock(sk);
-	if (sock->state != SS_UNCONNECTED)
+	if (unlikely(sock->state != SS_UNCONNECTED))
 		goto out;
 	rc = -EOPNOTSUPP;
-	if (sk->sk_type != SOCK_STREAM)
+	if (unlikely(sk->sk_type != SOCK_STREAM))
 		goto out;
 	rc = -EAGAIN;
 	if (sock_flag(sk, SOCK_ZAPPED))
@@ -483,20 +494,14 @@ out:
 	return rc;
 }
 
-static int llc_ui_wait_for_disc(struct sock *sk, int timeout)
+static int llc_ui_wait_for_disc(struct sock *sk, long timeout)
 {
-	DECLARE_WAITQUEUE(wait, current);
-	int rc;
+	DEFINE_WAIT(wait);
+	int rc = 0;
 
-	add_wait_queue_exclusive(sk->sk_sleep, &wait);
-	for (;;) {
-		__set_current_state(TASK_INTERRUPTIBLE);
-		rc = 0;
-		if (sk->sk_state != TCP_CLOSE) {
-			release_sock(sk);
-			timeout = schedule_timeout(timeout);
-			lock_sock(sk);
-		} else
+	while (1) {
+		prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
+		if (sk_wait_event(sk, &timeout, sk->sk_state == TCP_CLOSE))
 			break;
 		rc = -ERESTARTSYS;
 		if (signal_pending(current))
@@ -504,65 +509,40 @@ static int llc_ui_wait_for_disc(struct sock *sk, int timeout)
 		rc = -EAGAIN;
 		if (!timeout)
 			break;
+		rc = 0;
 	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(sk->sk_sleep, &wait);
+	finish_wait(sk->sk_sleep, &wait);
 	return rc;
 }
 
-static int llc_ui_wait_for_conn(struct sock *sk, int timeout)
+static int llc_ui_wait_for_conn(struct sock *sk, long timeout)
 {
-	DECLARE_WAITQUEUE(wait, current);
-	int rc;
+	DEFINE_WAIT(wait);
 
-	add_wait_queue_exclusive(sk->sk_sleep, &wait);
-	for (;;) {
-		__set_current_state(TASK_INTERRUPTIBLE);
-		rc = -EAGAIN;
-		if (sk->sk_state == TCP_CLOSE)
-			break;
-		rc = 0;
-		if (sk->sk_state != TCP_ESTABLISHED) {
-			release_sock(sk);
-			timeout = schedule_timeout(timeout);
-			lock_sock(sk);
-		} else
+	while (1) {
+		prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
+		if (sk_wait_event(sk, &timeout, sk->sk_state != TCP_SYN_SENT))
 			break;
-		rc = -ERESTARTSYS;
-		if (signal_pending(current))
-			break;
-		rc = -EAGAIN;
-		if (!timeout)
+		if (signal_pending(current) || !timeout)
 			break;
 	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(sk->sk_sleep, &wait);
-	return rc;
+	finish_wait(sk->sk_sleep, &wait);
+	return timeout;
 }
 
-static int llc_ui_wait_for_data(struct sock *sk, int timeout)
+static int llc_ui_wait_for_busy_core(struct sock *sk, long timeout)
 {
-	DECLARE_WAITQUEUE(wait, current);
-	int rc = 0;
+	DEFINE_WAIT(wait);
+	struct llc_sock *llc = llc_sk(sk);
+	int rc;
 
-	add_wait_queue_exclusive(sk->sk_sleep, &wait);
-	for (;;) {
-		__set_current_state(TASK_INTERRUPTIBLE);
-		if (sk->sk_shutdown & RCV_SHUTDOWN)
-			break;
-		/*
-		 * Well, if we have backlog, try to process it now.
-		 */
-                if (sk->sk_backlog.tail) {
-			release_sock(sk);
-			lock_sock(sk);
-		}
+	while (1) {
+		prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE);
 		rc = 0;
-		if (skb_queue_empty(&sk->sk_receive_queue)) {
-			release_sock(sk);
-			timeout = schedule_timeout(timeout);
-			lock_sock(sk);
-		} else
+		if (sk_wait_event(sk, &timeout,
+				  (sk->sk_shutdown & RCV_SHUTDOWN) ||
+				  (!llc_data_accept_state(llc->state) &&
+				   !llc->p_flag)))
 			break;
 		rc = -ERESTARTSYS;
 		if (signal_pending(current))
@@ -571,40 +551,35 @@ static int llc_ui_wait_for_data(struct sock *sk, int timeout)
 		if (!timeout)
 			break;
 	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(sk->sk_sleep, &wait);
+	finish_wait(sk->sk_sleep, &wait);
 	return rc;
 }
 
-static int llc_ui_wait_for_busy_core(struct sock *sk, int timeout)
+static int llc_wait_data(struct sock *sk, long timeo)
 {
-	DECLARE_WAITQUEUE(wait, current);
-	struct llc_sock *llc = llc_sk(sk);
 	int rc;
 
-	add_wait_queue_exclusive(sk->sk_sleep, &wait);
-	for (;;) {
-		dprintk("%s: looping...\n", __FUNCTION__);
-		__set_current_state(TASK_INTERRUPTIBLE);
-		rc = -ENOTCONN;
-		if (sk->sk_shutdown & RCV_SHUTDOWN)
+	while (1) {
+		/*
+		 * POSIX 1003.1g mandates this order.
+		 */
+		if (sk->sk_err) {
+			rc = sock_error(sk);
 			break;
+		}
 		rc = 0;
-		if (llc_data_accept_state(llc->state) || llc->p_flag) {
-			release_sock(sk);
-			timeout = schedule_timeout(timeout);
-			lock_sock(sk);
-		} else
+		if (sk->sk_shutdown & RCV_SHUTDOWN)
 			break;
-		rc = -ERESTARTSYS;
+		rc = -EAGAIN;
+		if (!timeo)
+			break;
+		rc = sock_intr_errno(timeo);
 		if (signal_pending(current))
 			break;
-		rc = -EAGAIN;
-		if (!timeout)
+		rc = 0;
+		if (sk_wait_data(sk, &timeo))
 			break;
 	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(sk->sk_sleep, &wait);
 	return rc;
 }
 
@@ -627,15 +602,18 @@ static int llc_ui_accept(struct socket *sock, struct socket *newsock, int flags)
 	dprintk("%s: accepting on %02X\n", __FUNCTION__,
 	        llc_sk(sk)->laddr.lsap);
 	lock_sock(sk);
-	if (sk->sk_type != SOCK_STREAM)
+	if (unlikely(sk->sk_type != SOCK_STREAM))
 		goto out;
 	rc = -EINVAL;
-	if (sock->state != SS_UNCONNECTED || sk->sk_state != TCP_LISTEN)
+	if (unlikely(sock->state != SS_UNCONNECTED ||
+		     sk->sk_state != TCP_LISTEN))
 		goto out;
 	/* wait for a connection to arrive. */
-	rc = llc_ui_wait_for_data(sk, sk->sk_rcvtimeo);
-	if (rc)
-		goto out;
+	if (skb_queue_empty(&sk->sk_receive_queue)) {
+		rc = llc_wait_data(sk, sk->sk_rcvtimeo);
+		if (rc)
+			goto out;
+	}
 	dprintk("%s: got a new connection on %02X\n", __FUNCTION__,
 	        llc_sk(sk)->laddr.lsap);
 	skb = skb_dequeue(&sk->sk_receive_queue);
@@ -657,7 +635,6 @@ static int llc_ui_accept(struct socket *sock, struct socket *newsock, int flags)
 	/* put original socket back into a clean listen state. */
 	sk->sk_state = TCP_LISTEN;
 	sk->sk_ack_backlog--;
-	skb->sk = NULL;
 	dprintk("%s: ok success on %02X, client on %02X\n", __FUNCTION__,
 		llc_sk(sk)->addr.sllc_sap, newllc->daddr.lsap);
 frees:
@@ -671,56 +648,167 @@ out:
  *	llc_ui_recvmsg - copy received data to the socket user.
  *	@sock: Socket to copy data from.
  *	@msg: Various user space related information.
- *	@size: Size of user buffer.
+ *	@len: Size of user buffer.
  *	@flags: User specified flags.
  *
  *	Copy received data to the socket user.
  *	Returns non-negative upon success, negative otherwise.
  */
 static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
-			  struct msghdr *msg, size_t size, int flags)
+			  struct msghdr *msg, size_t len, int flags)
 {
-	struct sock *sk = sock->sk;
 	struct sockaddr_llc *uaddr = (struct sockaddr_llc *)msg->msg_name;
-	struct sk_buff *skb;
+	const int nonblock = flags & MSG_DONTWAIT;
+	struct sk_buff *skb = NULL;
+	struct sock *sk = sock->sk;
+	struct llc_sock *llc = llc_sk(sk);
 	size_t copied = 0;
-	int rc = -ENOMEM, timeout;
-	int noblock = flags & MSG_DONTWAIT;
+	u32 peek_seq = 0;
+	u32 *seq;
+	unsigned long used;
+	int target;	/* Read at least this many bytes */
+	long timeo;
 
-	dprintk("%s: receiving in %02X from %02X\n", __FUNCTION__,
-		llc_sk(sk)->laddr.lsap, llc_sk(sk)->daddr.lsap);
 	lock_sock(sk);
-	timeout = sock_rcvtimeo(sk, noblock);
-	rc = llc_ui_wait_for_data(sk, timeout);
-	if (rc) {
-		dprintk("%s: llc_ui_wait_for_data failed recv "
-			"in %02X from %02X\n", __FUNCTION__,
-			llc_sk(sk)->laddr.lsap, llc_sk(sk)->daddr.lsap);
+	copied = -ENOTCONN;
+	if (sk->sk_state == TCP_LISTEN)
 		goto out;
-	}
-	skb = skb_dequeue(&sk->sk_receive_queue);
-	if (!skb) /* shutdown */
-		goto out;
-	copied = skb->len;
-	if (copied > size)
-		copied = size;
-	rc = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
-	if (rc)
-		goto dgram_free;
-	if (skb->len > copied) {
-		skb_pull(skb, copied);
-		skb_queue_head(&sk->sk_receive_queue, skb);
-	}
-	if (uaddr)
-		memcpy(uaddr, llc_ui_skb_cb(skb), sizeof(*uaddr));
-	msg->msg_namelen = sizeof(*uaddr);
-	if (!skb->next) {
-dgram_free:
-		kfree_skb(skb);
-	}
+
+	timeo = sock_rcvtimeo(sk, nonblock);
+
+	seq = &llc->copied_seq;
+	if (flags & MSG_PEEK) {
+		peek_seq = llc->copied_seq;
+		seq = &peek_seq;
+ 	}
+
+	target = sock_rcvlowat(sk, flags & MSG_WAITALL, len);
+	copied = 0;
+
+	do {
+		u32 offset;
+
+		/*
+		 * We need to check signals first, to get correct SIGURG
+		 * handling. FIXME: Need to check this doesn't impact 1003.1g
+		 * and move it down to the bottom of the loop
+		 */
+		if (signal_pending(current)) {
+			if (copied)
+				break;
+			copied = timeo ? sock_intr_errno(timeo) : -EAGAIN;
+			break;
+		}
+
+		/* Next get a buffer. */
+
+		skb = skb_peek(&sk->sk_receive_queue);
+		if (skb) {
+			offset = *seq;
+			goto found_ok_skb;
+		}
+		/* Well, if we have backlog, try to process it now yet. */
+
+		if (copied >= target && !sk->sk_backlog.tail)
+			break;
+
+		if (copied) {
+			if (sk->sk_err ||
+			    sk->sk_state == TCP_CLOSE ||
+			    (sk->sk_shutdown & RCV_SHUTDOWN) ||
+			    !timeo ||
+			    (flags & MSG_PEEK))
+				break;
+		} else {
+			if (sock_flag(sk, SOCK_DONE))
+				break;
+
+			if (sk->sk_err) {
+				copied = sock_error(sk);
+				break;
+			}
+			if (sk->sk_shutdown & RCV_SHUTDOWN)
+				break;
+
+			if (sk->sk_state == TCP_CLOSE) {
+				if (!sock_flag(sk, SOCK_DONE)) {
+					/*
+					 * This occurs when user tries to read
+					 * from never connected socket.
+					 */
+					copied = -ENOTCONN;
+					break;
+				}
+				break;
+			}
+			if (!timeo) {
+				copied = -EAGAIN;
+				break;
+			}
+		}
+
+		if (copied >= target) { /* Do not sleep, just process backlog. */
+			release_sock(sk);
+			lock_sock(sk);
+		} else
+			sk_wait_data(sk, &timeo);
+
+		if ((flags & MSG_PEEK) && peek_seq != llc->copied_seq) {
+			if (net_ratelimit())
+				printk(KERN_DEBUG "LLC(%s:%d): Application "
+						  "bug, race in MSG_PEEK.\n",
+				       current->comm, current->pid);
+			peek_seq = llc->copied_seq;
+		}
+		continue;
+	found_ok_skb:
+		/* Ok so how much can we use? */
+		used = skb->len - offset;
+		if (len < used)
+			used = len;
+
+		if (!(flags & MSG_TRUNC)) {
+			int rc = skb_copy_datagram_iovec(skb, offset,
+							 msg->msg_iov, used);
+			if (rc) {
+				/* Exception. Bailout! */
+				if (!copied)
+					copied = -EFAULT;
+				break;
+			}
+		}
+
+		*seq += used;
+		copied += used;
+		len -= used;
+
+		if (used + offset < skb->len)
+			continue;
+
+		if (!(flags & MSG_PEEK)) {
+			sk_eat_skb(sk, skb);
+			*seq = 0;
+		}
+	} while (len > 0);
+
+	/* 
+	 * According to UNIX98, msg_name/msg_namelen are ignored
+	 * on connected socket. -ANK
+	 * But... af_llc still doesn't have separate sets of methods for
+	 * SOCK_DGRAM and SOCK_STREAM :-( So we have to do this test, will
+	 * eventually fix this tho :-) -acme
+	 */
+	if (sk->sk_type == SOCK_DGRAM)
+		goto copy_uaddr;
 out:
 	release_sock(sk);
-	return rc ? : copied;
+	return copied;
+copy_uaddr:
+	if (uaddr != NULL && skb != NULL) {
+		memcpy(uaddr, llc_ui_skb_cb(skb), sizeof(*uaddr));
+		msg->msg_namelen = sizeof(*uaddr);
+	}
+	goto out;
 }
 
 /**
@@ -740,7 +828,6 @@ static int llc_ui_sendmsg(struct kiocb *iocb, struct socket *sock,
 	struct sockaddr_llc *addr = (struct sockaddr_llc *)msg->msg_name;
 	int flags = msg->msg_flags;
 	int noblock = flags & MSG_DONTWAIT;
-	struct net_device *dev;
 	struct sk_buff *skb;
 	size_t size = 0;
 	int rc = -EINVAL, copied = 0, hdrlen;
@@ -763,19 +850,17 @@ static int llc_ui_sendmsg(struct kiocb *iocb, struct socket *sock,
 		if (rc)
 			goto release;
 	}
-	dev = llc->dev;
-	hdrlen = dev->hard_header_len + llc_ui_header_len(sk, addr);
+	hdrlen = llc->dev->hard_header_len + llc_ui_header_len(sk, addr);
 	size = hdrlen + len;
-	if (size > dev->mtu)
-		size = dev->mtu;
+	if (size > llc->dev->mtu)
+		size = llc->dev->mtu;
 	copied = size - hdrlen;
 	release_sock(sk);
 	skb = sock_alloc_send_skb(sk, size, noblock, &rc);
 	lock_sock(sk);
 	if (!skb)
 		goto release;
-	skb->sk	      = sk;
-	skb->dev      = dev;
+	skb->dev      = llc->dev;
 	skb->protocol = llc_proto_type(addr->sllc_arphrd);
 	skb_reserve(skb, hdrlen); 
 	rc = memcpy_fromiovec(skb_put(skb, copied), msg->msg_iov, copied);
@@ -800,15 +885,13 @@ static int llc_ui_sendmsg(struct kiocb *iocb, struct socket *sock,
 	if (!(sk->sk_type == SOCK_STREAM && !addr->sllc_ua))
 		goto out;
 	rc = llc_ui_send_data(sk, skb, noblock);
-	if (rc)
-		dprintk("%s: llc_ui_send_data failed: %d\n", __FUNCTION__, rc);
 out:
-	if (rc)
+	if (rc) {
 		kfree_skb(skb);
 release:
-	if (rc)
 		dprintk("%s: failed sending from %02X to %02X: %d\n",
 			__FUNCTION__, llc->laddr.lsap, llc->daddr.lsap, rc);
+	}
 	release_sock(sk);
 	return rc ? : copied;
 }
@@ -895,7 +978,7 @@ static int llc_ui_setsockopt(struct socket *sock, int level, int optname,
 	int rc = -EINVAL, opt;
 
 	lock_sock(sk);
-	if (level != SOL_LLC || optlen != sizeof(int))
+	if (unlikely(level != SOL_LLC || optlen != sizeof(int)))
 		goto out;
 	rc = get_user(opt, (int __user *)optval);
 	if (rc)
@@ -915,22 +998,22 @@ static int llc_ui_setsockopt(struct socket *sock, int level, int optname,
 	case LLC_OPT_ACK_TMR_EXP:
 		if (opt > LLC_OPT_MAX_ACK_TMR_EXP)
 			goto out;
-		llc->ack_timer.expire = opt;
+		llc->ack_timer.expire = opt * HZ;
 		break;
 	case LLC_OPT_P_TMR_EXP:
 		if (opt > LLC_OPT_MAX_P_TMR_EXP)
 			goto out;
-		llc->pf_cycle_timer.expire = opt;
+		llc->pf_cycle_timer.expire = opt * HZ;
 		break;
 	case LLC_OPT_REJ_TMR_EXP:
 		if (opt > LLC_OPT_MAX_REJ_TMR_EXP)
 			goto out;
-		llc->rej_sent_timer.expire = opt;
+		llc->rej_sent_timer.expire = opt * HZ;
 		break;
 	case LLC_OPT_BUSY_TMR_EXP:
 		if (opt > LLC_OPT_MAX_BUSY_TMR_EXP)
 			goto out;
-		llc->busy_state_timer.expire = opt;
+		llc->busy_state_timer.expire = opt * HZ;
 		break;
 	case LLC_OPT_TX_WIN:
 		if (opt > LLC_OPT_MAX_WIN)
@@ -970,7 +1053,7 @@ static int llc_ui_getsockopt(struct socket *sock, int level, int optname,
 	int val = 0, len = 0, rc = -EINVAL;
 
 	lock_sock(sk);
-	if (level != SOL_LLC)
+	if (unlikely(level != SOL_LLC))
 		goto out;
 	rc = get_user(len, optlen);
 	if (rc)
@@ -980,17 +1063,17 @@ static int llc_ui_getsockopt(struct socket *sock, int level, int optname,
 		goto out;
 	switch (optname) {
 	case LLC_OPT_RETRY:
-		val = llc->n2;				break;
+		val = llc->n2;					break;
 	case LLC_OPT_SIZE:
-		val = llc->n1;				break;
+		val = llc->n1;					break;
 	case LLC_OPT_ACK_TMR_EXP:
-		val = llc->ack_timer.expire;		break;
+		val = llc->ack_timer.expire / HZ;		break;
 	case LLC_OPT_P_TMR_EXP:
-		val = llc->pf_cycle_timer.expire;	break;
+		val = llc->pf_cycle_timer.expire / HZ;		break;
 	case LLC_OPT_REJ_TMR_EXP:
-		val = llc->rej_sent_timer.expire;	break;
+		val = llc->rej_sent_timer.expire / HZ;		break;
 	case LLC_OPT_BUSY_TMR_EXP:
-		val = llc->busy_state_timer.expire;	break;
+		val = llc->busy_state_timer.expire / HZ;	break;
 	case LLC_OPT_TX_WIN:
 		val = llc->k;				break;
 	case LLC_OPT_RX_WIN:
@@ -1034,8 +1117,12 @@ static struct proto_ops llc_ui_ops = {
 	.sendpage    = sock_no_sendpage,
 };
 
-extern void llc_sap_handler(struct llc_sap *sap, struct sk_buff *skb);
-extern void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb);
+static char llc_proc_err_msg[] __initdata =
+        KERN_CRIT "LLC: Unable to register the proc_fs entries\n";
+static char llc_sysctl_err_msg[] __initdata =
+        KERN_CRIT "LLC: Unable to register the sysctl entries\n";
+static char llc_sock_err_msg[] __initdata =
+        KERN_CRIT "LLC: Unable to register the network family\n";
 
 static int __init llc2_init(void)
 {
@@ -1048,13 +1135,28 @@ static int __init llc2_init(void)
 	llc_station_init();
 	llc_ui_sap_last_autoport = LLC_SAP_DYN_START;
 	rc = llc_proc_init();
-	if (rc != 0)
+	if (rc != 0) {
+		printk(llc_proc_err_msg);
 		goto out_unregister_llc_proto;
-	sock_register(&llc_ui_family_ops);
+	}
+	rc = llc_sysctl_init();
+	if (rc) {
+		printk(llc_sysctl_err_msg);
+		goto out_proc;
+	}
+	rc = sock_register(&llc_ui_family_ops);
+	if (rc) {
+		printk(llc_sock_err_msg);
+		goto out_sysctl;
+	}
 	llc_add_pack(LLC_DEST_SAP, llc_sap_handler);
 	llc_add_pack(LLC_DEST_CONN, llc_conn_handler);
 out:
 	return rc;
+out_sysctl:
+	llc_sysctl_exit();
+out_proc:
+	llc_proc_exit();
 out_unregister_llc_proto:
 	proto_unregister(&llc_proto);
 	goto out;
@@ -1067,6 +1169,7 @@ static void __exit llc2_exit(void)
 	llc_remove_pack(LLC_DEST_CONN);
 	sock_unregister(PF_LLC);
 	llc_proc_exit();
+	llc_sysctl_exit();
 	proto_unregister(&llc_proto);
 }
 
diff --git a/net/llc/llc_c_ac.c b/net/llc/llc_c_ac.c
index b218be4c10ec4..b0bcfb1f12dd4 100644
--- a/net/llc/llc_c_ac.c
+++ b/net/llc/llc_c_ac.c
@@ -60,23 +60,10 @@ int llc_conn_ac_clear_remote_busy(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ac_conn_ind(struct sock *sk, struct sk_buff *skb)
 {
-	int rc = -ENOTCONN;
-	u8 dsap;
-	struct llc_sap *sap;
-
-	llc_pdu_decode_dsap(skb, &dsap);
-	sap = llc_sap_find(dsap);
-	if (sap) {
-		struct llc_conn_state_ev *ev = llc_conn_ev(skb);
-		struct llc_sock *llc = llc_sk(sk);
+	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
-		llc_pdu_decode_sa(skb, llc->daddr.mac);
-		llc_pdu_decode_da(skb, llc->laddr.mac);
-		llc->dev = skb->dev;
-		ev->ind_prim = LLC_CONN_PRIM;
-		rc = 0;
-	}
-	return rc;
+	ev->ind_prim = LLC_CONN_PRIM;
+	return 0;
 }
 
 int llc_conn_ac_conn_confirm(struct sock *sk, struct sk_buff *skb)
@@ -120,10 +107,8 @@ int llc_conn_ac_disc_ind(struct sock *sk, struct sk_buff *skb)
 			reason = LLC_DISC_REASON_RX_DISC_CMD_PDU;
 	} else if (ev->type == LLC_CONN_EV_TYPE_ACK_TMR)
 		reason = LLC_DISC_REASON_ACK_TMR_EXP;
-	else {
-		reason = 0;
+	else
 		rc = -EINVAL;
-	}
 	if (!rc) {
 		ev->reason   = reason;
 		ev->ind_prim = LLC_DISC_PRIM;
@@ -160,9 +145,6 @@ int llc_conn_ac_rst_ind(struct sock *sk, struct sk_buff *skb)
 			   LLC_U_PDU_CMD(pdu) == LLC_2_PDU_CMD_SABME) {
 			reason = LLC_RESET_REASON_REMOTE;
 			rc = 0;
-		} else {
-			reason = 0;
-			rc  = 1;
 		}
 		break;
 	case LLC_CONN_EV_TYPE_ACK_TMR:
@@ -172,8 +154,7 @@ int llc_conn_ac_rst_ind(struct sock *sk, struct sk_buff *skb)
 		if (llc->retry_count > llc->n2) {
 			reason = LLC_RESET_REASON_LOCAL;
 			rc = 0;
-		} else
-			rc = 1;
+		}
 		break;
 	}
 	if (!rc) {
@@ -217,18 +198,17 @@ int llc_conn_ac_stop_rej_tmr_if_data_flag_eq_2(struct sock *sk,
 int llc_conn_ac_send_disc_cmd_p_set_x(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_CMD);
 		llc_pdu_init_as_disc_cmd(nskb, 1);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 		llc_conn_ac_set_p_flag_1(sk, skb);
@@ -243,20 +223,19 @@ free:
 int llc_conn_ac_send_dm_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 		u8 f_bit;
 
-		nskb->dev = llc->dev;
 		llc_pdu_decode_pf_bit(skb, &f_bit);
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_dm_rsp(nskb, f_bit);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -270,19 +249,17 @@ free:
 int llc_conn_ac_send_dm_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
-		u8 f_bit = 1;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_dm_rsp(nskb, f_bit);
+		llc_pdu_init_as_dm_rsp(nskb, 1);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -306,17 +283,16 @@ int llc_conn_ac_send_frmr_rsp_f_set_x(struct sock *sk, struct sk_buff *skb)
 		llc_pdu_decode_pf_bit(skb, &f_bit);
 	else
 		f_bit = 0;
-	nskb = llc_alloc_frame();
+	nskb = llc_alloc_frame(sk, llc->dev);
 	if (nskb) {
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_frmr_rsp(nskb, pdu, f_bit, llc->vS,
 					 llc->vR, INCORRECT);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -330,21 +306,19 @@ free:
 int llc_conn_ac_resend_frmr_rsp_f_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		u8 f_bit = 0;
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 		struct llc_pdu_sn *pdu = (struct llc_pdu_sn *)&llc->rx_pdu_hdr;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_frmr_rsp(nskb, pdu, f_bit, llc->vS,
+		llc_pdu_init_as_frmr_rsp(nskb, pdu, 0, llc->vS,
 					 llc->vR, INCORRECT);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -360,21 +334,20 @@ int llc_conn_ac_resend_frmr_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)
 	u8 f_bit;
 	int rc = -ENOBUFS;
 	struct sk_buff *nskb;
+	struct llc_sock *llc = llc_sk(sk);
 
 	llc_pdu_decode_pf_bit(skb, &f_bit);
-	nskb = llc_alloc_frame();
+	nskb = llc_alloc_frame(sk, llc->dev);
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 		struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_frmr_rsp(nskb, pdu, f_bit, llc->vS,
 					 llc->vR, INCORRECT);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -395,7 +368,7 @@ int llc_conn_ac_send_i_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)
 			    llc->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_i_cmd(skb, 1, llc->vS, llc->vR);
 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);
-	if (!rc) {
+	if (likely(!rc)) {
 		llc_conn_send_pdu(sk, skb);
 		llc_conn_ac_inc_vs_by_1(sk, skb);
 	}
@@ -412,7 +385,7 @@ static int llc_conn_ac_send_i_cmd_p_set_0(struct sock *sk, struct sk_buff *skb)
 			    llc->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_i_cmd(skb, 0, llc->vS, llc->vR);
 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);
-	if (!rc) {
+	if (likely(!rc)) {
 		llc_conn_send_pdu(sk, skb);
 		llc_conn_ac_inc_vs_by_1(sk, skb);
 	}
@@ -429,7 +402,7 @@ int llc_conn_ac_send_i_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 			    llc->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_i_cmd(skb, 0, llc->vS, llc->vR);
 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);
-	if (!rc) {
+	if (likely(!rc)) {
 		llc_conn_send_pdu(sk, skb);
 		llc_conn_ac_inc_vs_by_1(sk, skb);
 	}
@@ -451,18 +424,17 @@ int llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr(struct sock *sk,
 	u8 nr;
 	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rr_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (!rc)
+		if (likely(!rc))
 			llc_conn_send_pdu(sk, nskb);
 		else
 			kfree_skb(skb);
@@ -487,18 +459,17 @@ int llc_conn_ac_resend_i_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ac_send_rej_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_CMD);
 		llc_pdu_init_as_rej_cmd(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -512,19 +483,17 @@ free:
 int llc_conn_ac_send_rej_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		u8 f_bit = 1;
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_rej_rsp(nskb, f_bit, llc->vR);
+		llc_pdu_init_as_rej_rsp(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -538,19 +507,17 @@ free:
 int llc_conn_ac_send_rej_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
-		u8 f_bit = 0;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_rej_rsp(nskb, f_bit, llc->vR);
+		llc_pdu_init_as_rej_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -564,18 +531,17 @@ free:
 int llc_conn_ac_send_rnr_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_CMD);
 		llc_pdu_init_as_rnr_cmd(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -589,19 +555,17 @@ free:
 int llc_conn_ac_send_rnr_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
-		u8 f_bit = 1;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_rnr_rsp(nskb, f_bit, llc->vR);
+		llc_pdu_init_as_rnr_rsp(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -615,19 +579,17 @@ free:
 int llc_conn_ac_send_rnr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		u8 f_bit = 0;
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_rnr_rsp(nskb, f_bit, llc->vR);
+		llc_pdu_init_as_rnr_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -645,7 +607,7 @@ int llc_conn_ac_set_remote_busy(struct sock *sk, struct sk_buff *skb)
 	if (!llc->remote_busy_flag) {
 		llc->remote_busy_flag = 1;
 		mod_timer(&llc->busy_state_timer.timer,
-			 jiffies + llc->busy_state_timer.expire * HZ);
+			 jiffies + llc->busy_state_timer.expire);
 	}
 	return 0;
 }
@@ -653,18 +615,17 @@ int llc_conn_ac_set_remote_busy(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ac_opt_send_rnr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rnr_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -678,18 +639,17 @@ free:
 int llc_conn_ac_send_rr_cmd_p_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_CMD);
 		llc_pdu_init_as_rr_cmd(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -703,19 +663,18 @@ free:
 int llc_conn_ac_send_rr_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 		u8 f_bit = 1;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rr_rsp(nskb, f_bit, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -729,19 +688,17 @@ free:
 int llc_conn_ac_send_ack_rsp_f_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
-		u8 f_bit = 1;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
-		llc_pdu_init_as_rr_rsp(nskb, f_bit, llc->vR);
+		llc_pdu_init_as_rr_rsp(nskb, 1, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -755,18 +712,17 @@ free:
 int llc_conn_ac_send_rr_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rr_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -780,18 +736,17 @@ free:
 int llc_conn_ac_send_ack_xxx_x_set_0(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rr_rsp(nskb, 0, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -815,8 +770,8 @@ void llc_conn_set_p_flag(struct sock *sk, u8 value)
 int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock *sk, struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
 	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
 		struct llc_sap *sap = llc->sap;
@@ -824,12 +779,11 @@ int llc_conn_ac_send_sabme_cmd_p_set_x(struct sock *sk, struct sk_buff *skb)
 
 		if (llc->dev->flags & IFF_LOOPBACK)
 			dmac = llc->dev->dev_addr;
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_CMD);
 		llc_pdu_init_as_sabme_cmd(nskb, 1);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, dmac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 		llc_conn_set_p_flag(sk, 1);
@@ -845,11 +799,11 @@ int llc_conn_ac_send_ua_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)
 {
 	u8 f_bit;
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	llc_pdu_decode_pf_bit(skb, &f_bit);
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
 		nskb->dev = llc->dev;
@@ -857,7 +811,7 @@ int llc_conn_ac_send_ua_rsp_f_set_p(struct sock *sk, struct sk_buff *skb)
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_ua_rsp(nskb, f_bit);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -886,7 +840,7 @@ int llc_conn_ac_start_p_timer(struct sock *sk, struct sk_buff *skb)
 
 	llc_conn_set_p_flag(sk, 1);
 	mod_timer(&llc->pf_cycle_timer.timer,
-		  jiffies + llc->pf_cycle_timer.expire * HZ);
+		  jiffies + llc->pf_cycle_timer.expire);
 	return 0;
 }
 
@@ -957,7 +911,7 @@ static int llc_conn_ac_send_i_rsp_f_set_ackpf(struct sock *sk,
 			    llc->daddr.lsap, LLC_PDU_RSP);
 	llc_pdu_init_as_i_cmd(skb, llc->ack_pf, llc->vS, llc->vR);
 	rc = llc_mac_hdr_init(skb, llc->dev->dev_addr, llc->daddr.mac);
-	if (!rc) {
+	if (likely(!rc)) {
 		llc_conn_send_pdu(sk, skb);
 		llc_conn_ac_inc_vs_by_1(sk, skb);
 	}
@@ -1001,18 +955,17 @@ static int llc_conn_ac_send_rr_rsp_f_set_ackpf(struct sock *sk,
 					       struct sk_buff *skb)
 {
 	int rc = -ENOBUFS;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct llc_sock *llc = llc_sk(sk);
+	struct sk_buff *nskb = llc_alloc_frame(sk, llc->dev);
 
 	if (nskb) {
-		struct llc_sock *llc = llc_sk(sk);
 		struct llc_sap *sap = llc->sap;
 
-		nskb->dev = llc->dev;
 		llc_pdu_header_init(nskb, LLC_PDU_TYPE_S, sap->laddr.lsap,
 				    llc->daddr.lsap, LLC_PDU_RSP);
 		llc_pdu_init_as_rr_rsp(nskb, llc->ack_pf, llc->vR);
 		rc = llc_mac_hdr_init(nskb, llc->dev->dev_addr, llc->daddr.mac);
-		if (rc)
+		if (unlikely(rc))
 			goto free;
 		llc_conn_send_pdu(sk, nskb);
 	}
@@ -1165,7 +1118,7 @@ int llc_conn_ac_start_ack_timer(struct sock *sk, struct sk_buff *skb)
 {
 	struct llc_sock *llc = llc_sk(sk);
 
-	mod_timer(&llc->ack_timer.timer, jiffies + llc->ack_timer.expire * HZ);
+	mod_timer(&llc->ack_timer.timer, jiffies + llc->ack_timer.expire);
 	return 0;
 }
 
@@ -1174,7 +1127,7 @@ int llc_conn_ac_start_rej_timer(struct sock *sk, struct sk_buff *skb)
 	struct llc_sock *llc = llc_sk(sk);
 
 	mod_timer(&llc->rej_sent_timer.timer,
-		  jiffies + llc->rej_sent_timer.expire * HZ);
+		  jiffies + llc->rej_sent_timer.expire);
 	return 0;
 }
 
@@ -1185,7 +1138,7 @@ int llc_conn_ac_start_ack_tmr_if_not_running(struct sock *sk,
 
 	if (!timer_pending(&llc->ack_timer.timer))
 		mod_timer(&llc->ack_timer.timer,
-			  jiffies + llc->ack_timer.expire * HZ);
+			  jiffies + llc->ack_timer.expire);
 	return 0;
 }
 
@@ -1233,7 +1186,7 @@ int llc_conn_ac_upd_nr_received(struct sock *sk, struct sk_buff *skb)
 		}
 		if (unacked)
 			mod_timer(&llc->ack_timer.timer,
-				  jiffies + llc->ack_timer.expire * HZ);
+				  jiffies + llc->ack_timer.expire);
 	} else if (llc->failed_data_req) {
 		u8 f_bit;
 
@@ -1354,13 +1307,13 @@ int llc_conn_ac_set_vs_nr(struct sock *sk, struct sk_buff *skb)
 	return 0;
 }
 
-int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb)
+static int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb)
 {
 	llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % 128;
 	return 0;
 }
 
-void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data)
+static void llc_conn_tmr_common_cb(unsigned long timeout_data, u8 type)
 {
 	struct sock *sk = (struct sock *)timeout_data;
 	struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);
@@ -1369,59 +1322,31 @@ void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data)
 	if (skb) {
 		struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
-		skb->sk  = sk;
-		ev->type = LLC_CONN_EV_TYPE_P_TMR;
+		skb_set_owner_r(skb, sk);
+		ev->type = type;
 		llc_process_tmr_ev(sk, skb);
 	}
 	bh_unlock_sock(sk);
 }
 
-void llc_conn_busy_tmr_cb(unsigned long timeout_data)
+void llc_conn_pf_cycle_tmr_cb(unsigned long timeout_data)
 {
-	struct sock *sk = (struct sock *)timeout_data;
-	struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);
-
-	bh_lock_sock(sk);
-	if (skb) {
-		struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	llc_conn_tmr_common_cb(timeout_data, LLC_CONN_EV_TYPE_P_TMR);
+}
 
-		skb->sk  = sk;
-		ev->type = LLC_CONN_EV_TYPE_BUSY_TMR;
-		llc_process_tmr_ev(sk, skb);
-	}
-	bh_unlock_sock(sk);
+void llc_conn_busy_tmr_cb(unsigned long timeout_data)
+{
+	llc_conn_tmr_common_cb(timeout_data, LLC_CONN_EV_TYPE_BUSY_TMR);
 }
 
 void llc_conn_ack_tmr_cb(unsigned long timeout_data)
 {
-	struct sock* sk = (struct sock *)timeout_data;
-	struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);
-
-	bh_lock_sock(sk);
-	if (skb) {
-		struct llc_conn_state_ev *ev = llc_conn_ev(skb);
-
-		skb->sk  = sk;
-		ev->type = LLC_CONN_EV_TYPE_ACK_TMR;
-		llc_process_tmr_ev(sk, skb);
-	}
-	bh_unlock_sock(sk);
+	llc_conn_tmr_common_cb(timeout_data, LLC_CONN_EV_TYPE_ACK_TMR);
 }
 
 void llc_conn_rej_tmr_cb(unsigned long timeout_data)
 {
-	struct sock *sk = (struct sock *)timeout_data;
-	struct sk_buff *skb = alloc_skb(0, GFP_ATOMIC);
-
-	bh_lock_sock(sk);
-	if (skb) {
-		struct llc_conn_state_ev *ev = llc_conn_ev(skb);
-
-		skb->sk  = sk;
-		ev->type = LLC_CONN_EV_TYPE_REJ_TMR;
-		llc_process_tmr_ev(sk, skb);
-	}
-	bh_unlock_sock(sk);
+	llc_conn_tmr_common_cb(timeout_data, LLC_CONN_EV_TYPE_REJ_TMR);
 }
 
 int llc_conn_ac_rst_vs(struct sock *sk, struct sk_buff *skb)
diff --git a/net/llc/llc_c_ev.c b/net/llc/llc_c_ev.c
index d5bdb53a348f3..c5deda2466148 100644
--- a/net/llc/llc_c_ev.c
+++ b/net/llc/llc_c_ev.c
@@ -37,6 +37,7 @@
 #include <net/llc_conn.h>
 #include <net/llc_sap.h>
 #include <net/sock.h>
+#include <net/llc_c_ac.h>
 #include <net/llc_c_ev.h>
 #include <net/llc_pdu.h>
 
@@ -46,8 +47,6 @@
 #define dprintk(args...)
 #endif
 
-extern u16 llc_circular_between(u8 a, u8 b, u8 c);
-
 /**
  *	llc_util_ns_inside_rx_window - check if sequence number is in rx window
  *	@ns: sequence number of received pdu.
@@ -99,7 +98,7 @@ out:
 
 int llc_conn_ev_conn_req(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->prim == LLC_CONN_PRIM &&
 	       ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1;
@@ -107,7 +106,7 @@ int llc_conn_ev_conn_req(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_data_req(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->prim == LLC_DATA_PRIM &&
 	       ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1;
@@ -115,7 +114,7 @@ int llc_conn_ev_data_req(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_disc_req(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->prim == LLC_DISC_PRIM &&
 	       ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1;
@@ -123,7 +122,7 @@ int llc_conn_ev_disc_req(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rst_req(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->prim == LLC_RESET_PRIM &&
 	       ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1;
@@ -131,7 +130,7 @@ int llc_conn_ev_rst_req(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_local_busy_detected(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type == LLC_CONN_EV_TYPE_SIMPLE &&
 	       ev->prim_type == LLC_CONN_EV_LOCAL_BUSY_DETECTED ? 0 : 1;
@@ -139,7 +138,7 @@ int llc_conn_ev_local_busy_detected(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_local_busy_cleared(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type == LLC_CONN_EV_TYPE_SIMPLE &&
 	       ev->prim_type == LLC_CONN_EV_LOCAL_BUSY_CLEARED ? 0 : 1;
@@ -152,7 +151,7 @@ int llc_conn_ev_rx_bad_pdu(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_disc_cmd_pbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_U(pdu) &&
 	       LLC_U_PDU_CMD(pdu) == LLC_2_PDU_CMD_DISC ? 0 : 1;
@@ -160,7 +159,7 @@ int llc_conn_ev_rx_disc_cmd_pbit_set_x(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_dm_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_U(pdu) &&
 	       LLC_U_PDU_RSP(pdu) == LLC_2_PDU_RSP_DM ? 0 : 1;
@@ -168,7 +167,7 @@ int llc_conn_ev_rx_dm_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_frmr_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_U(pdu) &&
 	       LLC_U_PDU_RSP(pdu) == LLC_2_PDU_RSP_FRMR ? 0 : 1;
@@ -176,7 +175,7 @@ int llc_conn_ev_rx_frmr_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_i_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
@@ -186,7 +185,7 @@ int llc_conn_ev_rx_i_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_i_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
@@ -197,9 +196,9 @@ int llc_conn_ev_rx_i_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ev_rx_i_cmd_pbit_set_0_unexpd_ns(struct sock *sk,
 					      struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
 	       LLC_I_PF_IS_0(pdu) && ns != vr &&
@@ -209,9 +208,9 @@ int llc_conn_ev_rx_i_cmd_pbit_set_0_unexpd_ns(struct sock *sk,
 int llc_conn_ev_rx_i_cmd_pbit_set_1_unexpd_ns(struct sock *sk,
 					      struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
 	       LLC_I_PF_IS_1(pdu) && ns != vr &&
@@ -221,10 +220,11 @@ int llc_conn_ev_rx_i_cmd_pbit_set_1_unexpd_ns(struct sock *sk,
 int llc_conn_ev_rx_i_cmd_pbit_set_x_inval_ns(struct sock *sk,
 					     struct sk_buff *skb)
 {
-	struct llc_pdu_sn * pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
-	u16 rc = LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) && ns != vr &&
+	const struct llc_pdu_sn * pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
+	const u16 rc = LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
+		ns != vr &&
 		 llc_util_ns_inside_rx_window(ns, vr, llc_sk(sk)->rw) ? 0 : 1;
 	if (!rc)
 		dprintk("%s: matched, state=%d, ns=%d, vr=%d\n",
@@ -234,7 +234,7 @@ int llc_conn_ev_rx_i_cmd_pbit_set_x_inval_ns(struct sock *sk,
 
 int llc_conn_ev_rx_i_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
@@ -244,7 +244,7 @@ int llc_conn_ev_rx_i_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_i_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
 	       LLC_I_PF_IS_1(pdu) &&
@@ -253,7 +253,7 @@ int llc_conn_ev_rx_i_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_i_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
@@ -263,9 +263,9 @@ int llc_conn_ev_rx_i_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ev_rx_i_rsp_fbit_set_0_unexpd_ns(struct sock *sk,
 					      struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
 	       LLC_I_PF_IS_0(pdu) && ns != vr &&
@@ -275,9 +275,9 @@ int llc_conn_ev_rx_i_rsp_fbit_set_0_unexpd_ns(struct sock *sk,
 int llc_conn_ev_rx_i_rsp_fbit_set_1_unexpd_ns(struct sock *sk,
 					      struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
 	       LLC_I_PF_IS_1(pdu) && ns != vr &&
@@ -287,9 +287,9 @@ int llc_conn_ev_rx_i_rsp_fbit_set_1_unexpd_ns(struct sock *sk,
 int llc_conn_ev_rx_i_rsp_fbit_set_x_unexpd_ns(struct sock *sk,
 					      struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) && ns != vr &&
 	       !llc_util_ns_inside_rx_window(ns, vr, llc_sk(sk)->rw) ? 0 : 1;
@@ -298,10 +298,11 @@ int llc_conn_ev_rx_i_rsp_fbit_set_x_unexpd_ns(struct sock *sk,
 int llc_conn_ev_rx_i_rsp_fbit_set_x_inval_ns(struct sock *sk,
 					     struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vr = llc_sk(sk)->vR;
-	u8 ns = LLC_I_GET_NS(pdu);
-	u16 rc = LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) && ns != vr &&
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vr = llc_sk(sk)->vR;
+	const u8 ns = LLC_I_GET_NS(pdu);
+	const u16 rc = LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_I(pdu) &&
+		ns != vr &&
 		 llc_util_ns_inside_rx_window(ns, vr, llc_sk(sk)->rw) ? 0 : 1;
 	if (!rc)
 		dprintk("%s: matched, state=%d, ns=%d, vr=%d\n",
@@ -311,7 +312,7 @@ int llc_conn_ev_rx_i_rsp_fbit_set_x_inval_ns(struct sock *sk,
 
 int llc_conn_ev_rx_rej_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_0(pdu) &&
@@ -320,7 +321,7 @@ int llc_conn_ev_rx_rej_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rej_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_1(pdu) &&
@@ -329,7 +330,7 @@ int llc_conn_ev_rx_rej_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rej_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_0(pdu) &&
@@ -338,7 +339,7 @@ int llc_conn_ev_rx_rej_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rej_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_1(pdu) &&
@@ -347,7 +348,7 @@ int llc_conn_ev_rx_rej_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rej_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PDU_RSP(pdu) == LLC_2_PDU_RSP_REJ ? 0 : 1;
@@ -355,7 +356,7 @@ int llc_conn_ev_rx_rej_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rnr_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_0(pdu) &&
@@ -364,7 +365,7 @@ int llc_conn_ev_rx_rnr_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rnr_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_1(pdu) &&
@@ -373,7 +374,7 @@ int llc_conn_ev_rx_rnr_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rnr_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_0(pdu) &&
@@ -382,7 +383,7 @@ int llc_conn_ev_rx_rnr_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rnr_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_1(pdu) &&
@@ -391,7 +392,7 @@ int llc_conn_ev_rx_rnr_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rr_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_0(pdu) &&
@@ -400,7 +401,7 @@ int llc_conn_ev_rx_rr_cmd_pbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rr_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
 	       LLC_S_PF_IS_1(pdu) &&
@@ -409,7 +410,7 @@ int llc_conn_ev_rx_rr_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rr_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
@@ -419,7 +420,7 @@ int llc_conn_ev_rx_rr_rsp_fbit_set_0(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_rr_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	return llc_conn_space(sk, skb) &&
 	       LLC_PDU_IS_RSP(pdu) && LLC_PDU_TYPE_IS_S(pdu) &&
@@ -429,7 +430,7 @@ int llc_conn_ev_rx_rr_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_rx_sabme_cmd_pbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	return LLC_PDU_IS_CMD(pdu) && LLC_PDU_TYPE_IS_U(pdu) &&
 	       LLC_U_PDU_CMD(pdu) == LLC_2_PDU_CMD_SABME ? 0 : 1;
@@ -446,7 +447,7 @@ int llc_conn_ev_rx_ua_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ev_rx_xxx_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 {
 	u16 rc = 1;
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
 
 	if (LLC_PDU_IS_CMD(pdu)) {
 		if (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu)) {
@@ -461,7 +462,7 @@ int llc_conn_ev_rx_xxx_cmd_pbit_set_1(struct sock *sk, struct sk_buff *skb)
 int llc_conn_ev_rx_xxx_cmd_pbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
 	u16 rc = 1;
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	if (LLC_PDU_IS_CMD(pdu)) {
 		if (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu))
@@ -477,32 +478,10 @@ int llc_conn_ev_rx_xxx_cmd_pbit_set_x(struct sock *sk, struct sk_buff *skb)
 	return rc;
 }
 
-int llc_conn_ev_rx_xxx_rsp_fbit_set_1(struct sock *sk, struct sk_buff *skb)
-{
-	u16 rc = 1;
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-
-	if (LLC_PDU_IS_RSP(pdu)) {
-		if (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu)) {
-			if (LLC_I_PF_IS_1(pdu))
-				rc = 0;
-		} else if (LLC_PDU_TYPE_IS_U(pdu))
-			switch (LLC_U_PDU_RSP(pdu)) {
-			case LLC_2_PDU_RSP_UA:
-			case LLC_2_PDU_RSP_DM:
-			case LLC_2_PDU_RSP_FRMR:
-				if (LLC_U_PF_IS_1(pdu))
-					rc = 0;
-				break;
-			}
-	}
-	return rc;
-}
-
 int llc_conn_ev_rx_xxx_rsp_fbit_set_x(struct sock *sk, struct sk_buff *skb)
 {
 	u16 rc = 1;
-	struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
+	const struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb);
 
 	if (LLC_PDU_IS_RSP(pdu)) {
 		if (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu))
@@ -524,9 +503,9 @@ int llc_conn_ev_rx_zzz_cmd_pbit_set_x_inval_nr(struct sock *sk,
 					       struct sk_buff *skb)
 {
 	u16 rc = 1;
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vs = llc_sk(sk)->vS;
-	u8 nr = LLC_I_GET_NR(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vs = llc_sk(sk)->vS;
+	const u8 nr = LLC_I_GET_NR(pdu);
 
 	if (LLC_PDU_IS_CMD(pdu) &&
 	    (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu)) &&
@@ -542,9 +521,9 @@ int llc_conn_ev_rx_zzz_rsp_fbit_set_x_inval_nr(struct sock *sk,
 					       struct sk_buff *skb)
 {
 	u16 rc = 1;
-	struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
-	u8 vs = llc_sk(sk)->vS;
-	u8 nr = LLC_I_GET_NR(pdu);
+	const struct llc_pdu_sn *pdu = llc_pdu_sn_hdr(skb);
+	const u8 vs = llc_sk(sk)->vS;
+	const u8 nr = LLC_I_GET_NR(pdu);
 
 	if (LLC_PDU_IS_RSP(pdu) &&
 	    (LLC_PDU_TYPE_IS_I(pdu) || LLC_PDU_TYPE_IS_S(pdu)) &&
@@ -563,28 +542,28 @@ int llc_conn_ev_rx_any_frame(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_p_tmr_exp(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type != LLC_CONN_EV_TYPE_P_TMR;
 }
 
 int llc_conn_ev_ack_tmr_exp(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type != LLC_CONN_EV_TYPE_ACK_TMR;
 }
 
 int llc_conn_ev_rej_tmr_exp(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type != LLC_CONN_EV_TYPE_REJ_TMR;
 }
 
 int llc_conn_ev_busy_tmr_exp(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type != LLC_CONN_EV_TYPE_BUSY_TMR;
 }
@@ -596,7 +575,7 @@ int llc_conn_ev_init_p_f_cycle(struct sock *sk, struct sk_buff *skb)
 
 int llc_conn_ev_tx_buffer_full(struct sock *sk, struct sk_buff *skb)
 {
-	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
+	const struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	return ev->type == LLC_CONN_EV_TYPE_SIMPLE &&
 	       ev->prim_type == LLC_CONN_EV_TX_BUFF_FULL ? 0 : 1;
diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index 4c644bc70eaec..c761c15da4212 100644
--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -40,6 +40,11 @@ static struct llc_conn_state_trans *llc_qualify_conn_ev(struct sock *sk,
 /* Offset table on connection states transition diagram */
 static int llc_offset_table[NBR_CONN_STATES][NBR_CONN_EV];
 
+int sysctl_llc2_ack_timeout = LLC2_ACK_TIME * HZ;
+int sysctl_llc2_p_timeout = LLC2_P_TIME * HZ;
+int sysctl_llc2_rej_timeout = LLC2_REJ_TIME * HZ;
+int sysctl_llc2_busy_timeout = LLC2_BUSY_TIME * HZ;
+
 /**
  *	llc_conn_state_process - sends event to connection state machine
  *	@sk: connection
@@ -53,7 +58,7 @@ static int llc_offset_table[NBR_CONN_STATES][NBR_CONN_EV];
 int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
 {
 	int rc;
-	struct llc_sock *llc = llc_sk(sk);
+	struct llc_sock *llc = llc_sk(skb->sk);
 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
 
 	/*
@@ -63,13 +68,16 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
 	 */
 	skb_get(skb);
 	ev->ind_prim = ev->cfm_prim = 0;
-	rc = llc_conn_service(sk, skb); /* sending event to state machine */
-	if (rc) {
+	/*
+	 * Send event to state machine
+	 */
+	rc = llc_conn_service(skb->sk, skb);
+	if (unlikely(rc != 0)) {
 		printk(KERN_ERR "%s: llc_conn_service failed\n", __FUNCTION__);
 		goto out_kfree_skb;
 	}
 
-	if (!ev->ind_prim && !ev->cfm_prim) {
+	if (unlikely(!ev->ind_prim && !ev->cfm_prim)) {
 		/* indicate or confirm not required */
 		/* XXX this is not very pretty, perhaps we should store
 		 * XXX indicate/confirm-needed state in the llc_conn_state_ev
@@ -80,13 +88,13 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
 		goto out_skb_put;
 	}
 
-	if (ev->ind_prim && ev->cfm_prim) /* Paranoia */
+	if (unlikely(ev->ind_prim && ev->cfm_prim)) /* Paranoia */
 		skb_get(skb);
 
 	switch (ev->ind_prim) {
 	case LLC_DATA_PRIM:
-		llc_save_primitive(skb, LLC_DATA_PRIM);
-		if (sock_queue_rcv_skb(sk, skb)) {
+		llc_save_primitive(sk, skb, LLC_DATA_PRIM);
+		if (unlikely(sock_queue_rcv_skb(sk, skb))) {
 			/*
 			 * shouldn't happen
 			 */
@@ -95,13 +103,14 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
 			kfree_skb(skb);
 		}
 		break;
-	case LLC_CONN_PRIM: {
-		struct sock *parent = skb->sk;
-
-		skb->sk = sk;
-		skb_queue_tail(&parent->sk_receive_queue, skb);
-		sk->sk_state_change(parent);
-	}
+	case LLC_CONN_PRIM:
+		/*
+		 * Can't be sock_queue_rcv_skb, because we have to leave the
+		 * skb->sk pointing to the newly created struct sock in
+		 * llc_conn_handler. -acme
+		 */
+		skb_queue_tail(&sk->sk_receive_queue, skb);
+		sk->sk_state_change(sk);
 		break;
 	case LLC_DISC_PRIM:
 		sock_hold(sk);
@@ -111,8 +120,8 @@ int llc_conn_state_process(struct sock *sk, struct sk_buff *skb)
 			sk->sk_socket->state  = SS_UNCONNECTED;
 			sk->sk_state          = TCP_CLOSE;
 			if (!sock_flag(sk, SOCK_DEAD)) {
-				sk->sk_state_change(sk);
 				sock_set_flag(sk, SOCK_DEAD);
+				sk->sk_state_change(sk);
 			}
 		}
 		kfree_skb(skb);
@@ -465,7 +474,7 @@ static int llc_exec_conn_trans_actions(struct sock *sk,
 }
 
 /**
- *	llc_lookup_established - Finds connection for the remote/local sap/mac
+ *	__llc_lookup_established - Finds connection for the remote/local sap/mac
  *	@sap: SAP
  *	@daddr: address of remote LLC (MAC + SAP)
  *	@laddr: address of local LLC (MAC + SAP)
@@ -473,14 +482,16 @@ static int llc_exec_conn_trans_actions(struct sock *sk,
  *	Search connection list of the SAP and finds connection using the remote
  *	mac, remote sap, local mac, and local sap. Returns pointer for
  *	connection found, %NULL otherwise.
+ *	Caller has to make sure local_bh is disabled.
  */
-struct sock *llc_lookup_established(struct llc_sap *sap, struct llc_addr *daddr,
-				    struct llc_addr *laddr)
+static struct sock *__llc_lookup_established(struct llc_sap *sap,
+					     struct llc_addr *daddr,
+					     struct llc_addr *laddr)
 {
 	struct sock *rc;
 	struct hlist_node *node;
 
-	read_lock_bh(&sap->sk_list.lock);
+	read_lock(&sap->sk_list.lock);
 	sk_for_each(rc, node, &sap->sk_list.list) {
 		struct llc_sock *llc = llc_sk(rc);
 
@@ -494,10 +505,22 @@ struct sock *llc_lookup_established(struct llc_sap *sap, struct llc_addr *daddr,
 	}
 	rc = NULL;
 found:
-	read_unlock_bh(&sap->sk_list.lock);
+	read_unlock(&sap->sk_list.lock);
 	return rc;
 }
 
+struct sock *llc_lookup_established(struct llc_sap *sap,
+				    struct llc_addr *daddr,
+				    struct llc_addr *laddr)
+{
+	struct sock *sk;
+
+	local_bh_disable();
+	sk = __llc_lookup_established(sap, daddr, laddr);
+	local_bh_enable();
+	return sk;
+}
+
 /**
  *	llc_lookup_listener - Finds listener for local MAC + SAP
  *	@sap: SAP
@@ -506,6 +529,7 @@ found:
  *	Search connection list of the SAP and finds connection listening on
  *	local mac, and local sap. Returns pointer for parent socket found,
  *	%NULL otherwise.
+ *	Caller has to make sure local_bh is disabled.
  */
 static struct sock *llc_lookup_listener(struct llc_sap *sap,
 					struct llc_addr *laddr)
@@ -513,7 +537,7 @@ static struct sock *llc_lookup_listener(struct llc_sap *sap,
 	struct sock *rc;
 	struct hlist_node *node;
 
-	read_lock_bh(&sap->sk_list.lock);
+	read_lock(&sap->sk_list.lock);
 	sk_for_each(rc, node, &sap->sk_list.list) {
 		struct llc_sock *llc = llc_sk(rc);
 
@@ -527,10 +551,19 @@ static struct sock *llc_lookup_listener(struct llc_sap *sap,
 	}
 	rc = NULL;
 found:
-	read_unlock_bh(&sap->sk_list.lock);
+	read_unlock(&sap->sk_list.lock);
 	return rc;
 }
 
+static struct sock *__llc_lookup(struct llc_sap *sap,
+				 struct llc_addr *daddr,
+				 struct llc_addr *laddr)
+{
+	struct sock *sk = __llc_lookup_established(sap, daddr, laddr);
+
+	return sk ? : llc_lookup_listener(sap, laddr);
+}
+
 /**
  *	llc_data_accept_state - designates if in this state data can be sent.
  *	@state: state of connection.
@@ -544,14 +577,14 @@ u8 llc_data_accept_state(u8 state)
 }
 
 /**
- *	find_next_offset - finds offset for next category of transitions
+ *	llc_find_next_offset - finds offset for next category of transitions
  *	@state: state table.
  *	@offset: start offset.
  *
  *	Finds offset of next category of transitions in transition table.
  *	Returns the start index of next category.
  */
-static u16 find_next_offset(struct llc_conn_state *state, u16 offset)
+static u16 __init llc_find_next_offset(struct llc_conn_state *state, u16 offset)
 {
 	u16 cnt = 0;
 	struct llc_conn_state_trans **next_trans;
@@ -578,8 +611,8 @@ void __init llc_build_offset_table(void)
 		next_offset = 0;
 		for (ev_type = 0; ev_type < NBR_CONN_EV; ev_type++) {
 			llc_offset_table[state][ev_type] = next_offset;
-			next_offset += find_next_offset(curr_state,
-							next_offset) + 1;
+			next_offset += llc_find_next_offset(curr_state,
+							    next_offset) + 1;
 		}
 	}
 }
@@ -623,6 +656,7 @@ static int llc_find_offset(int state, int ev_type)
  */
 void llc_sap_add_socket(struct llc_sap *sap, struct sock *sk)
 {
+	llc_sap_hold(sap);
 	write_lock_bh(&sap->sk_list.lock);
 	llc_sk(sk)->sap = sap;
 	sk_add_node(sk, &sap->sk_list.list);
@@ -642,6 +676,7 @@ void llc_sap_remove_socket(struct llc_sap *sap, struct sock *sk)
 	write_lock_bh(&sap->sk_list.lock);
 	sk_del_node_init(sk);
 	write_unlock_bh(&sap->sk_list.lock);
+	llc_sap_put(sap);
 }
 
 /**
@@ -654,15 +689,34 @@ void llc_sap_remove_socket(struct llc_sap *sap, struct sock *sk)
 static int llc_conn_rcv(struct sock* sk, struct sk_buff *skb)
 {
 	struct llc_conn_state_ev *ev = llc_conn_ev(skb);
-	struct llc_sock *llc = llc_sk(sk);
 
-	if (!llc->dev)
-		llc->dev = skb->dev;
 	ev->type   = LLC_CONN_EV_TYPE_PDU;
 	ev->reason = 0;
 	return llc_conn_state_process(sk, skb);
 }
 
+static struct sock *llc_create_incoming_sock(struct sock *sk,
+					     struct net_device *dev,
+					     struct llc_addr *saddr,
+					     struct llc_addr *daddr)
+{
+	struct sock *newsk = llc_sk_alloc(sk->sk_family, GFP_ATOMIC,
+					  sk->sk_prot);
+	struct llc_sock *newllc, *llc = llc_sk(sk);
+
+	if (!newsk)
+		goto out;
+	newllc = llc_sk(newsk);
+	memcpy(&newllc->laddr, daddr, sizeof(newllc->laddr));
+	memcpy(&newllc->daddr, saddr, sizeof(newllc->daddr));
+	newllc->dev = dev;
+	dev_hold(dev);
+	llc_sap_add_socket(llc->sap, newsk);
+	llc_sap_hold(llc->sap);
+out:
+	return newsk;
+}
+
 void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb)
 {
 	struct llc_addr saddr, daddr;
@@ -673,35 +727,35 @@ void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb)
 	llc_pdu_decode_da(skb, daddr.mac);
 	llc_pdu_decode_dsap(skb, &daddr.lsap);
 
-	sk = llc_lookup_established(sap, &saddr, &daddr);
-	if (!sk) {
+	sk = __llc_lookup(sap, &saddr, &daddr);
+	if (!sk)
+		goto drop;
+
+	bh_lock_sock(sk);
+	/*
+	 * This has to be done here and not at the upper layer ->accept
+	 * method because of the way the PROCOM state machine works:
+	 * it needs to set several state variables (see, for instance,
+	 * llc_adm_actions_2 in net/llc/llc_c_st.c) and send a packet to
+	 * the originator of the new connection, and this state has to be
+	 * in the newly created struct sock private area. -acme
+	 */
+	if (unlikely(sk->sk_state == TCP_LISTEN)) {
+		struct sock *newsk = llc_create_incoming_sock(sk, skb->dev,
+							      &saddr, &daddr);
+		if (!newsk)
+			goto drop_unlock;
+		skb_set_owner_r(skb, newsk);
+	} else {
 		/*
-		 * Didn't find an active connection; verify if there
-		 * is a listening socket for this llc addr
+		 * Can't be skb_set_owner_r, this will be done at the
+		 * llc_conn_state_process function, later on, when we will use
+		 * skb_queue_rcv_skb to send it to upper layers, this is
+		 * another trick required to cope with how the PROCOM state
+		 * machine works. -acme
 		 */
-		struct llc_sock *llc;
-		struct sock *parent = llc_lookup_listener(sap, &daddr);
-
-		if (!parent) {
-			dprintk("llc_lookup_listener failed!\n");
-			goto drop;
-		}
-
-		sk = llc_sk_alloc(parent->sk_family, GFP_ATOMIC, parent->sk_prot);
-		if (!sk) {
-			sock_put(parent);
-			goto drop;
-		}
-		llc = llc_sk(sk);
-		memcpy(&llc->laddr, &daddr, sizeof(llc->laddr));
-		memcpy(&llc->daddr, &saddr, sizeof(llc->daddr));
-		llc_sap_add_socket(sap, sk);
-		sock_hold(sk);
-		sock_put(parent);
-		skb->sk = parent;
-	} else
 		skb->sk = sk;
-	bh_lock_sock(sk);
+	}
 	if (!sock_owned_by_user(sk))
 		llc_conn_rcv(sk, skb);
 	else {
@@ -709,11 +763,16 @@ void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb)
 		llc_set_backlog_type(skb, LLC_PACKET);
 		sk_add_backlog(sk, skb);
 	}
+out:
 	bh_unlock_sock(sk);
 	sock_put(sk);
 	return;
 drop:
 	kfree_skb(skb);
+	return;
+drop_unlock:
+	kfree_skb(skb);
+	goto out;
 }
 
 #undef LLC_REFCNT_DEBUG
@@ -722,32 +781,6 @@ static atomic_t llc_sock_nr;
 #endif
 
 /**
- *	llc_release_sockets - releases all sockets in a sap
- *	@sap: sap to release its sockets
- *
- *	Releases all connections of a sap. Returns 0 if all actions complete
- *	successfully, nonzero otherwise
- */
-int llc_release_sockets(struct llc_sap *sap)
-{
-	int rc = 0;
-	struct sock *sk;
-	struct hlist_node *node;
-
-	write_lock_bh(&sap->sk_list.lock);
-
-	sk_for_each(sk, node, &sap->sk_list.list) {
-		llc_sk(sk)->state = LLC_CONN_STATE_TEMP;
-
-		if (llc_send_disc(sk))
-			rc = 1;
-	}
-
-	write_unlock_bh(&sap->sk_list.lock);
-	return rc;
-}
-
-/**
  *	llc_backlog_rcv - Processes rx frames and expired timers.
  *	@sk: LLC sock (p8022 connection)
  *	@skb: queued rx frame or event
@@ -762,14 +795,14 @@ static int llc_backlog_rcv(struct sock *sk, struct sk_buff *skb)
 	int rc = 0;
 	struct llc_sock *llc = llc_sk(sk);
 
-	if (llc_backlog_type(skb) == LLC_PACKET) {
-		if (llc->state > 1) /* not closed */
+	if (likely(llc_backlog_type(skb) == LLC_PACKET)) {
+		if (likely(llc->state > 1)) /* not closed */
 			rc = llc_conn_rcv(sk, skb);
 		else
 			goto out_kfree_skb;
 	} else if (llc_backlog_type(skb) == LLC_EVENT) {
 		/* timer expiration event */
-		if (llc->state > 1)  /* not closed */
+		if (likely(llc->state > 1))  /* not closed */
 			rc = llc_conn_state_process(sk, skb);
 		else
 			goto out_kfree_skb;
@@ -799,22 +832,22 @@ static void llc_sk_init(struct sock* sk)
 	llc->dec_step = llc->connect_step = 1;
 
 	init_timer(&llc->ack_timer.timer);
-	llc->ack_timer.expire	      = LLC_ACK_TIME;
+	llc->ack_timer.expire	      = sysctl_llc2_ack_timeout;
 	llc->ack_timer.timer.data     = (unsigned long)sk;
 	llc->ack_timer.timer.function = llc_conn_ack_tmr_cb;
 
 	init_timer(&llc->pf_cycle_timer.timer);
-	llc->pf_cycle_timer.expire	   = LLC_P_TIME;
+	llc->pf_cycle_timer.expire	   = sysctl_llc2_p_timeout;
 	llc->pf_cycle_timer.timer.data     = (unsigned long)sk;
 	llc->pf_cycle_timer.timer.function = llc_conn_pf_cycle_tmr_cb;
 
 	init_timer(&llc->rej_sent_timer.timer);
-	llc->rej_sent_timer.expire	   = LLC_REJ_TIME;
+	llc->rej_sent_timer.expire	   = sysctl_llc2_rej_timeout;
 	llc->rej_sent_timer.timer.data     = (unsigned long)sk;
 	llc->rej_sent_timer.timer.function = llc_conn_rej_tmr_cb;
 
 	init_timer(&llc->busy_state_timer.timer);
-	llc->busy_state_timer.expire	     = LLC_BUSY_TIME;
+	llc->busy_state_timer.expire	     = sysctl_llc2_busy_timeout;
 	llc->busy_state_timer.timer.data     = (unsigned long)sk;
 	llc->busy_state_timer.timer.function = llc_conn_busy_tmr_cb;
 
@@ -834,7 +867,7 @@ static void llc_sk_init(struct sock* sk)
  *	Allocates a LLC sock and initializes it. Returns the new LLC sock
  *	or %NULL if there's no memory available for one
  */
-struct sock *llc_sk_alloc(int family, int priority, struct proto *prot)
+struct sock *llc_sk_alloc(int family, gfp_t priority, struct proto *prot)
 {
 	struct sock *sk = sk_alloc(family, priority, prot, 1);
 
diff --git a/net/llc/llc_core.c b/net/llc/llc_core.c
index 9727455bf0e79..ab0fcd32fd844 100644
--- a/net/llc/llc_core.c
+++ b/net/llc/llc_core.c
@@ -40,6 +40,7 @@ static struct llc_sap *llc_sap_alloc(void)
 		sap->state = LLC_SAP_STATE_ACTIVE;
 		memcpy(sap->laddr.mac, llc_station_mac_sa, ETH_ALEN);
 		rwlock_init(&sap->sk_list.lock);
+		atomic_set(&sap->refcnt, 1);
 	}
 	return sap;
 }
@@ -52,9 +53,7 @@ static struct llc_sap *llc_sap_alloc(void)
  */
 static void llc_add_sap(struct llc_sap *sap)
 {
-	write_lock_bh(&llc_sap_list_lock);
 	list_add_tail(&sap->node, &llc_sap_list);
-	write_unlock_bh(&llc_sap_list_lock);
 }
 
 /**
@@ -70,11 +69,25 @@ static void llc_del_sap(struct llc_sap *sap)
 	write_unlock_bh(&llc_sap_list_lock);
 }
 
+static struct llc_sap *__llc_sap_find(unsigned char sap_value)
+{
+	struct llc_sap* sap;
+
+	list_for_each_entry(sap, &llc_sap_list, node)
+		if (sap->laddr.lsap == sap_value)
+			goto out;
+	sap = NULL;
+out:
+	return sap;
+}
+
 /**
  *	llc_sap_find - searchs a SAP in station
  *	@sap_value: sap to be found
  *
  *	Searchs for a sap in the sap list of the LLC's station upon the sap ID.
+ *	If the sap is found it will be refcounted and the user will have to do
+ *	a llc_sap_put after use.
  *	Returns the sap or %NULL if not found.
  */
 struct llc_sap *llc_sap_find(unsigned char sap_value)
@@ -82,11 +95,9 @@ struct llc_sap *llc_sap_find(unsigned char sap_value)
 	struct llc_sap* sap;
 
 	read_lock_bh(&llc_sap_list_lock);
-	list_for_each_entry(sap, &llc_sap_list, node)
-		if (sap->laddr.lsap == sap_value)
-			goto out;
-	sap = NULL;
-out:
+	sap = __llc_sap_find(sap_value);
+	if (sap)
+		llc_sap_hold(sap);
 	read_unlock_bh(&llc_sap_list_lock);
 	return sap;
 }
@@ -106,19 +117,20 @@ struct llc_sap *llc_sap_open(unsigned char lsap,
 					 struct packet_type *pt,
 					 struct net_device *orig_dev))
 {
-	struct llc_sap *sap = llc_sap_find(lsap);
+	struct llc_sap *sap = NULL;
 
-	if (sap) { /* SAP already exists */
-		sap = NULL;
+	write_lock_bh(&llc_sap_list_lock);
+	if (__llc_sap_find(lsap)) /* SAP already exists */
 		goto out;
-	}
 	sap = llc_sap_alloc();
 	if (!sap)
 		goto out;
 	sap->laddr.lsap = lsap;
 	sap->rcv_func	= func;
+	llc_sap_hold(sap);
 	llc_add_sap(sap);
 out:
+	write_unlock_bh(&llc_sap_list_lock);
 	return sap;
 }
 
diff --git a/net/llc/llc_if.c b/net/llc/llc_if.c
index 0f84f66018e4c..ba90f7f0801ad 100644
--- a/net/llc/llc_if.c
+++ b/net/llc/llc_if.c
@@ -47,14 +47,11 @@ int llc_build_and_send_pkt(struct sock *sk, struct sk_buff *skb)
 	int rc = -ECONNABORTED;
 	struct llc_sock *llc = llc_sk(sk);
 
-	if (llc->state == LLC_CONN_STATE_ADM)
+	if (unlikely(llc->state == LLC_CONN_STATE_ADM))
 		goto out;
 	rc = -EBUSY;
-	if (llc_data_accept_state(llc->state)) { /* data_conn_refuse */
-		llc->failed_data_req = 1;
-		goto out;
-	}
-	if (llc->p_flag) {
+	if (unlikely(llc_data_accept_state(llc->state) || /* data_conn_refuse */
+		     llc->p_flag)) {
 		llc->failed_data_req = 1;
 		goto out;
 	}
@@ -110,6 +107,7 @@ int llc_establish_connection(struct sock *sk, u8 *lmac, u8 *dmac, u8 dsap)
 		ev->type      = LLC_CONN_EV_TYPE_PRIM;
 		ev->prim      = LLC_CONN_PRIM;
 		ev->prim_type = LLC_PRIM_TYPE_REQ;
+		skb_set_owner_w(skb, sk);
 		rc = llc_conn_state_process(sk, skb);
 	}
 out_put:
@@ -144,6 +142,7 @@ int llc_send_disc(struct sock *sk)
 	skb = alloc_skb(0, GFP_ATOMIC);
 	if (!skb)
 		goto out;
+	skb_set_owner_w(skb, sk);
 	sk->sk_state  = TCP_CLOSING;
 	ev	      = llc_conn_ev(skb);
 	ev->type      = LLC_CONN_EV_TYPE_PRIM;
diff --git a/net/llc/llc_input.c b/net/llc/llc_input.c
index 13b46240b7a10..8f3addf0724c0 100644
--- a/net/llc/llc_input.c
+++ b/net/llc/llc_input.c
@@ -99,15 +99,19 @@ out:
 static inline int llc_fixup_skb(struct sk_buff *skb)
 {
 	u8 llc_len = 2;
-	struct llc_pdu_sn *pdu;
+	struct llc_pdu_un *pdu;
 
-	if (!pskb_may_pull(skb, sizeof(*pdu)))
+	if (unlikely(!pskb_may_pull(skb, sizeof(*pdu))))
 		return 0;
 
-	pdu = (struct llc_pdu_sn *)skb->data;
+	pdu = (struct llc_pdu_un *)skb->data;
 	if ((pdu->ctrl_1 & LLC_PDU_TYPE_MASK) == LLC_PDU_TYPE_U)
 		llc_len = 1;
 	llc_len += 2;
+
+	if (unlikely(!pskb_may_pull(skb, llc_len)))
+		return 0;
+
 	skb->h.raw += llc_len;
 	skb_pull(skb, llc_len);
 	if (skb->protocol == htons(ETH_P_802_2)) {
@@ -166,17 +170,22 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev,
 	 */
 	if (sap->rcv_func) {
 		sap->rcv_func(skb, dev, pt, orig_dev);
-		goto out;
+		goto out_put;
 	}
 	dest = llc_pdu_type(skb);
 	if (unlikely(!dest || !llc_type_handlers[dest - 1]))
-		goto drop;
+		goto drop_put;
 	llc_type_handlers[dest - 1](sap, skb);
+out_put:
+	llc_sap_put(sap);
 out:
 	return 0;
 drop:
 	kfree_skb(skb);
 	goto out;
+drop_put:
+	kfree_skb(skb);
+	goto out_put;
 handle_station:
 	if (!llc_station_handler)
 		goto drop;
diff --git a/net/llc/llc_output.c b/net/llc/llc_output.c
index ab5784cf163e7..b4d55b6abb679 100644
--- a/net/llc/llc_output.c
+++ b/net/llc/llc_output.c
@@ -98,7 +98,7 @@ int llc_build_and_send_ui_pkt(struct llc_sap *sap, struct sk_buff *skb,
 			    dsap, LLC_PDU_CMD);
 	llc_pdu_init_as_ui_cmd(skb);
 	rc = llc_mac_hdr_init(skb, skb->dev->dev_addr, dmac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
diff --git a/net/llc/llc_proc.c b/net/llc/llc_proc.c
index 36e8db3fa1a2a..bd531cb235a70 100644
--- a/net/llc/llc_proc.c
+++ b/net/llc/llc_proc.c
@@ -134,7 +134,7 @@ static int llc_seq_socket_show(struct seq_file *seq, void *v)
 	llc_ui_format_mac(seq, llc->daddr.mac);
 	seq_printf(seq, "@%02X %8d %8d %2d %3d %4d\n", llc->daddr.lsap,
 		   atomic_read(&sk->sk_wmem_alloc),
-		   atomic_read(&sk->sk_rmem_alloc),
+		   atomic_read(&sk->sk_rmem_alloc) - llc->copied_seq,
 		   sk->sk_state,
 		   sk->sk_socket ? SOCK_INODE(sk->sk_socket)->i_uid : -1,
 		   llc->link);
diff --git a/net/llc/llc_s_ac.c b/net/llc/llc_s_ac.c
index ed8ba7de61223..bb3580fb8cfe9 100644
--- a/net/llc/llc_s_ac.c
+++ b/net/llc/llc_s_ac.c
@@ -58,7 +58,7 @@ int llc_sap_action_send_ui(struct llc_sap *sap, struct sk_buff *skb)
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_ui_cmd(skb);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -81,7 +81,7 @@ int llc_sap_action_send_xid_c(struct llc_sap *sap, struct sk_buff *skb)
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_xid_cmd(skb, LLC_XID_NULL_CLASS_2, 0);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -103,15 +103,14 @@ int llc_sap_action_send_xid_r(struct llc_sap *sap, struct sk_buff *skb)
 	llc_pdu_decode_sa(skb, mac_da);
 	llc_pdu_decode_da(skb, mac_sa);
 	llc_pdu_decode_ssap(skb, &dsap);
-	nskb = llc_alloc_frame();
+	nskb = llc_alloc_frame(NULL, skb->dev);
 	if (!nskb)
 		goto out;
-	nskb->dev = skb->dev;
 	llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap, dsap,
 			    LLC_PDU_RSP);
 	llc_pdu_init_as_xid_rsp(nskb, LLC_XID_NULL_CLASS_2, 0);
 	rc = llc_mac_hdr_init(nskb, mac_sa, mac_da);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(nskb);
 out:
 	return rc;
@@ -135,7 +134,7 @@ int llc_sap_action_send_test_c(struct llc_sap *sap, struct sk_buff *skb)
 			    ev->daddr.lsap, LLC_PDU_CMD);
 	llc_pdu_init_as_test_cmd(skb);
 	rc = llc_mac_hdr_init(skb, ev->saddr.mac, ev->daddr.mac);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(skb);
 	return rc;
 }
@@ -149,15 +148,14 @@ int llc_sap_action_send_test_r(struct llc_sap *sap, struct sk_buff *skb)
 	llc_pdu_decode_sa(skb, mac_da);
 	llc_pdu_decode_da(skb, mac_sa);
 	llc_pdu_decode_ssap(skb, &dsap);
-	nskb = llc_alloc_frame();
+	nskb = llc_alloc_frame(NULL, skb->dev);
 	if (!nskb)
 		goto out;
-	nskb->dev = skb->dev;
 	llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, sap->laddr.lsap, dsap,
 			    LLC_PDU_RSP);
 	llc_pdu_init_as_test_rsp(nskb, skb);
 	rc = llc_mac_hdr_init(nskb, mac_sa, mac_da);
-	if (!rc)
+	if (likely(!rc))
 		rc = dev_queue_xmit(nskb);
 out:
 	return rc;
diff --git a/net/llc/llc_sap.c b/net/llc/llc_sap.c
index 34228ef149854..4029ceee9b916 100644
--- a/net/llc/llc_sap.c
+++ b/net/llc/llc_sap.c
@@ -26,11 +26,12 @@
 
 /**
  *	llc_alloc_frame - allocates sk_buff for frame
+ *	@dev: network device this skb will be sent over
  *
  *	Allocates an sk_buff for frame and initializes sk_buff fields.
  *	Returns allocated skb or %NULL when out of memory.
  */
-struct sk_buff *llc_alloc_frame(void)
+struct sk_buff *llc_alloc_frame(struct sock *sk, struct net_device *dev)
 {
 	struct sk_buff *skb = alloc_skb(128, GFP_ATOMIC);
 
@@ -38,18 +39,23 @@ struct sk_buff *llc_alloc_frame(void)
 		skb_reserve(skb, 50);
 		skb->nh.raw   = skb->h.raw = skb->data;
 		skb->protocol = htons(ETH_P_802_2);
-		skb->dev      = dev_base->next;
+		skb->dev      = dev;
 		skb->mac.raw  = skb->head;
+		if (sk != NULL)
+			skb_set_owner_w(skb, sk);
 	}
 	return skb;
 }
 
-void llc_save_primitive(struct sk_buff* skb, u8 prim)
+void llc_save_primitive(struct sock *sk, struct sk_buff* skb, u8 prim)
 {
-	struct sockaddr_llc *addr = llc_ui_skb_cb(skb);
+	struct sockaddr_llc *addr;
 
+	if (skb->sk->sk_type == SOCK_STREAM) /* See UNIX98 */
+		return;
        /* save primitive for use by the user. */
-	addr->sllc_family = skb->sk->sk_family;
+	addr		  = llc_ui_skb_cb(skb);
+	addr->sllc_family = sk->sk_family;
 	addr->sllc_arphrd = skb->dev->type;
 	addr->sllc_test   = prim == LLC_TEST_PRIM;
 	addr->sllc_xid    = prim == LLC_XID_PRIM;
@@ -189,7 +195,7 @@ static void llc_sap_state_process(struct llc_sap *sap, struct sk_buff *skb)
 		if (skb->sk->sk_state == TCP_LISTEN)
 			kfree_skb(skb);
 		else {
-			llc_save_primitive(skb, ev->prim);
+			llc_save_primitive(skb->sk, skb, ev->prim);
 
 			/* queue skb to the user. */
 			if (sock_queue_rcv_skb(skb->sk, skb))
@@ -308,7 +314,7 @@ void llc_sap_handler(struct llc_sap *sap, struct sk_buff *skb)
 
 	sk = llc_lookup_dgram(sap, &laddr);
 	if (sk) {
-		skb->sk = sk;
+		skb_set_owner_r(skb, sk);
 		llc_sap_rcv(sap, skb);
 		sock_put(sk);
 	} else
diff --git a/net/llc/llc_station.c b/net/llc/llc_station.c
index 8fe48a24bad5f..f37dbf8ef126a 100644
--- a/net/llc/llc_station.c
+++ b/net/llc/llc_station.c
@@ -50,6 +50,10 @@ struct llc_station {
 	struct sk_buff_head	    mac_pdu_q;
 };
 
+#define LLC_STATION_ACK_TIME (3 * HZ)
+
+int sysctl_llc_station_ack_timeout = LLC_STATION_ACK_TIME;
+
 /* Types of events (possible values in 'ev->type') */
 #define LLC_STATION_EV_TYPE_SIMPLE	1
 #define LLC_STATION_EV_TYPE_CONDITION	2
@@ -218,7 +222,8 @@ static void llc_station_send_pdu(struct sk_buff *skb)
 
 static int llc_station_ac_start_ack_timer(struct sk_buff *skb)
 {
-	mod_timer(&llc_main_station.ack_timer, jiffies + LLC_ACK_TIME * HZ);
+	mod_timer(&llc_main_station.ack_timer,
+		  jiffies + sysctl_llc_station_ack_timeout);
 	return 0;
 }
 
@@ -249,14 +254,14 @@ static int llc_station_ac_inc_xid_r_cnt_by_1(struct sk_buff *skb)
 static int llc_station_ac_send_null_dsap_xid_c(struct sk_buff *skb)
 {
 	int rc = 1;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct sk_buff *nskb = llc_alloc_frame(NULL, skb->dev);
 
 	if (!nskb)
 		goto out;
 	llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, 0, LLC_PDU_CMD);
 	llc_pdu_init_as_xid_cmd(nskb, LLC_XID_NULL_CLASS_2, 127);
 	rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, llc_station_mac_sa);
-	if (rc)
+	if (unlikely(rc))
 		goto free;
 	llc_station_send_pdu(nskb);
 out:
@@ -270,18 +275,17 @@ static int llc_station_ac_send_xid_r(struct sk_buff *skb)
 {
 	u8 mac_da[ETH_ALEN], dsap;
 	int rc = 1;
-	struct sk_buff* nskb = llc_alloc_frame();
+	struct sk_buff* nskb = llc_alloc_frame(NULL, skb->dev);
 
 	if (!nskb)
 		goto out;
 	rc = 0;
-	nskb->dev = skb->dev;
 	llc_pdu_decode_sa(skb, mac_da);
 	llc_pdu_decode_ssap(skb, &dsap);
 	llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, dsap, LLC_PDU_RSP);
 	llc_pdu_init_as_xid_rsp(nskb, LLC_XID_NULL_CLASS_2, 127);
 	rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, mac_da);
-	if (rc)
+	if (unlikely(rc))
 		goto free;
 	llc_station_send_pdu(nskb);
 out:
@@ -295,18 +299,17 @@ static int llc_station_ac_send_test_r(struct sk_buff *skb)
 {
 	u8 mac_da[ETH_ALEN], dsap;
 	int rc = 1;
-	struct sk_buff *nskb = llc_alloc_frame();
+	struct sk_buff *nskb = llc_alloc_frame(NULL, skb->dev);
 
 	if (!nskb)
 		goto out;
 	rc = 0;
-	nskb->dev = skb->dev;
 	llc_pdu_decode_sa(skb, mac_da);
 	llc_pdu_decode_ssap(skb, &dsap);
 	llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, dsap, LLC_PDU_RSP);
        	llc_pdu_init_as_test_rsp(nskb, skb);
 	rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, mac_da);
-	if (rc)
+	if (unlikely(rc))
 		goto free;
 	llc_station_send_pdu(nskb);
 out:
@@ -689,7 +692,8 @@ int __init llc_station_init(void)
 	init_timer(&llc_main_station.ack_timer);
 	llc_main_station.ack_timer.data     = (unsigned long)&llc_main_station;
 	llc_main_station.ack_timer.function = llc_station_ack_tmr_cb;
-
+	llc_main_station.ack_timer.expires  = jiffies +
+						sysctl_llc_station_ack_timeout;
 	skb = alloc_skb(0, GFP_ATOMIC);
 	if (!skb)
 		goto out;
@@ -697,7 +701,6 @@ int __init llc_station_init(void)
 	llc_set_station_handler(llc_station_rcv);
 	ev = llc_station_ev(skb);
 	memset(ev, 0, sizeof(*ev));
-	llc_main_station.ack_timer.expires = jiffies + 3 * HZ;
 	llc_main_station.maximum_retry	= 1;
 	llc_main_station.state		= LLC_STATION_STATE_DOWN;
 	ev->type	= LLC_STATION_EV_TYPE_SIMPLE;
diff --git a/net/llc/sysctl_net_llc.c b/net/llc/sysctl_net_llc.c
new file mode 100644
index 0000000000000..d1eaddb136337
--- /dev/null
+++ b/net/llc/sysctl_net_llc.c
@@ -0,0 +1,131 @@
+/*
+ * sysctl_net_llc.c: sysctl interface to LLC net subsystem.
+ * 
+ * Arnaldo Carvalho de Melo <acme@conectiva.com.br>
+ */
+
+#include <linux/config.h>
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <linux/sysctl.h>
+#include <net/llc.h>
+
+#ifndef CONFIG_SYSCTL
+#error This file should not be compiled without CONFIG_SYSCTL defined
+#endif
+
+static struct ctl_table llc2_timeout_table[] = {
+	{
+		.ctl_name	= NET_LLC2_ACK_TIMEOUT,
+		.procname	= "ack",
+		.data		= &sysctl_llc2_ack_timeout,
+		.maxlen		= sizeof(long),
+		.mode		= 0644,
+		.proc_handler   = &proc_dointvec_jiffies,
+		.strategy       = &sysctl_jiffies,
+	},
+	{
+		.ctl_name	= NET_LLC2_BUSY_TIMEOUT,
+		.procname	= "busy",
+		.data		= &sysctl_llc2_busy_timeout,
+		.maxlen		= sizeof(long),
+		.mode		= 0644,
+		.proc_handler   = &proc_dointvec_jiffies,
+		.strategy       = &sysctl_jiffies,
+	},
+	{
+		.ctl_name	= NET_LLC2_P_TIMEOUT,
+		.procname	= "p",
+		.data		= &sysctl_llc2_p_timeout,
+		.maxlen		= sizeof(long),
+		.mode		= 0644,
+		.proc_handler   = &proc_dointvec_jiffies,
+		.strategy       = &sysctl_jiffies,
+	},
+	{
+		.ctl_name	= NET_LLC2_REJ_TIMEOUT,
+		.procname	= "rej",
+		.data		= &sysctl_llc2_rej_timeout,
+		.maxlen		= sizeof(long),
+		.mode		= 0644,
+		.proc_handler   = &proc_dointvec_jiffies,
+		.strategy       = &sysctl_jiffies,
+	},
+	{ 0 },
+};
+
+static struct ctl_table llc_station_table[] = {
+	{
+		.ctl_name	= NET_LLC_STATION_ACK_TIMEOUT,
+		.procname	= "ack_timeout",
+		.data		= &sysctl_llc_station_ack_timeout,
+		.maxlen		= sizeof(long),
+		.mode		= 0644,
+		.proc_handler   = &proc_dointvec_jiffies,
+		.strategy       = &sysctl_jiffies,
+	},
+	{ 0 },
+};
+
+static struct ctl_table llc2_dir_timeout_table[] = {
+	{
+		.ctl_name	= NET_LLC2,
+		.procname	= "timeout",
+		.mode		= 0555,
+		.child		= llc2_timeout_table,
+       	},
+	{ 0 },
+};
+
+static struct ctl_table llc_table[] = {
+	{
+		.ctl_name	= NET_LLC2,
+		.procname	= "llc2",
+		.mode		= 0555,
+		.child		= llc2_dir_timeout_table,
+       	},
+	{
+		.ctl_name       = NET_LLC_STATION,
+		.procname       = "station",
+		.mode           = 0555,
+		.child          = llc_station_table,
+	},
+	{ 0 },
+};
+
+static struct ctl_table llc_dir_table[] = {
+	{
+		.ctl_name	= NET_LLC,
+		.procname	= "llc",
+		.mode		= 0555,
+		.child		= llc_table,
+       	},
+	{ 0 },
+};
+
+static struct ctl_table llc_root_table[] = {
+	{
+		.ctl_name	= CTL_NET,
+		.procname	= "net",
+		.mode		= 0555,
+		.child		= llc_dir_table,
+	},
+	{ 0 },
+};
+
+static struct ctl_table_header *llc_table_header;
+
+int __init llc_sysctl_init(void)
+{
+	llc_table_header = register_sysctl_table(llc_root_table, 1);
+
+	return llc_table_header ? 0 : -ENOMEM;
+}
+
+void llc_sysctl_exit(void)
+{
+	if (llc_table_header) {
+		unregister_sysctl_table(llc_table_header);
+		llc_table_header = NULL;
+	}
+}
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 49a3900e3d32b..4bc27a6334c16 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -133,7 +133,7 @@ int nfattr_parse(struct nfattr *tb[], int maxattr, struct nfattr *nfa, int len)
 	memset(tb, 0, sizeof(struct nfattr *) * maxattr);
 
 	while (NFA_OK(nfa, len)) {
-		unsigned flavor = nfa->nfa_type;
+		unsigned flavor = NFA_TYPE(nfa);
 		if (flavor && flavor <= maxattr)
 			tb[flavor-1] = nfa;
 		nfa = NFA_NEXT(nfa, len);
@@ -177,7 +177,7 @@ nfnetlink_check_attributes(struct nfnetlink_subsystem *subsys,
 		int attrlen = nlh->nlmsg_len - NLMSG_ALIGN(min_len);
 
 		while (NFA_OK(attr, attrlen)) {
-			unsigned flavor = attr->nfa_type;
+			unsigned flavor = NFA_TYPE(attr);
 			if (flavor) {
 				if (flavor > attr_count)
 					return -EINVAL;
@@ -195,7 +195,7 @@ nfnetlink_check_attributes(struct nfnetlink_subsystem *subsys,
 
 int nfnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, int echo)
 {
-	int allocation = in_interrupt() ? GFP_ATOMIC : GFP_KERNEL;
+	gfp_t allocation = in_interrupt() ? GFP_ATOMIC : GFP_KERNEL;
 	int err = 0;
 
 	NETLINK_CB(skb).dst_group = group;
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index ff5601ceedcb6..efcd10f996ba5 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -494,8 +494,8 @@ __build_packet_message(struct nfulnl_instance *inst,
 	if (skb->tstamp.off_sec) {
 		struct nfulnl_msg_packet_timestamp ts;
 
-		ts.sec = cpu_to_be64(skb_tv_base.tv_sec + skb->tstamp.off_sec);
-		ts.usec = cpu_to_be64(skb_tv_base.tv_usec + skb->tstamp.off_usec);
+		ts.sec = cpu_to_be64(skb->tstamp.off_sec);
+		ts.usec = cpu_to_be64(skb->tstamp.off_usec);
 
 		NFA_PUT(inst->skb, NFULA_TIMESTAMP, sizeof(ts), &ts);
 	}
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index f81fe8c52e99b..eaa44c49567be 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -492,8 +492,8 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
 	if (entry->skb->tstamp.off_sec) {
 		struct nfqnl_msg_packet_timestamp ts;
 
-		ts.sec = cpu_to_be64(skb_tv_base.tv_sec + entry->skb->tstamp.off_sec);
-		ts.usec = cpu_to_be64(skb_tv_base.tv_usec + entry->skb->tstamp.off_usec);
+		ts.sec = cpu_to_be64(entry->skb->tstamp.off_sec);
+		ts.usec = cpu_to_be64(entry->skb->tstamp.off_usec);
 
 		NFA_PUT(skb, NFQA_TIMESTAMP, sizeof(ts), &ts);
 	}
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a64e1d5ce3ca8..678c3f2c0d0bd 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -758,7 +758,7 @@ void netlink_detachskb(struct sock *sk, struct sk_buff *skb)
 }
 
 static inline struct sk_buff *netlink_trim(struct sk_buff *skb,
-					   unsigned int __nocast allocation)
+					   gfp_t allocation)
 {
 	int delta;
 
@@ -880,7 +880,7 @@ out:
 }
 
 int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 pid,
-		      u32 group, unsigned int __nocast allocation)
+		      u32 group, gfp_t allocation)
 {
 	struct netlink_broadcast_data info;
 	struct hlist_node *node;
diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c
index 4e66eef9a0347..509afddae5694 100644
--- a/net/netrom/nr_dev.c
+++ b/net/netrom/nr_dev.c
@@ -58,7 +58,7 @@ int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
 
 	/* Spoof incoming device */
 	skb->dev      = dev;
-	skb->h.raw    = skb->data;
+	skb->mac.raw  = skb->nh.raw;
 	skb->nh.raw   = skb->data;
 	skb->pkt_type = PACKET_HOST;
 
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index ee865d88183bb..499ae3df4a440 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -654,8 +654,8 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
 		__net_timestamp(skb);
 		sock_enable_timestamp(sk);
 	}
-	h->tp_sec = skb_tv_base.tv_sec + skb->tstamp.off_sec;
-	h->tp_usec = skb_tv_base.tv_usec + skb->tstamp.off_usec;
+	h->tp_sec = skb->tstamp.off_sec;
+	h->tp_usec = skb->tstamp.off_usec;
 
 	sll = (struct sockaddr_ll*)((u8*)h + TPACKET_ALIGN(sizeof(*h)));
 	sll->sll_halen = 0;
@@ -761,12 +761,6 @@ static int packet_sendmsg(struct kiocb *iocb, struct socket *sock,
 	if (dev->hard_header) {
 		int res;
 		err = -EINVAL;
-		if (saddr) {
-			if (saddr->sll_halen != dev->addr_len)
-				goto out_free;
-			if (saddr->sll_hatype != dev->type)
-				goto out_free;
-		}
 		res = dev->hard_header(skb, dev, ntohs(proto), addr, NULL, len);
 		if (sock->type != SOCK_DGRAM) {
 			skb->tail = skb->data;
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 5acb1680524ab..829fdbc4400be 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -1472,22 +1472,25 @@ static const char banner[] = KERN_INFO "F6FBB/G4KLX ROSE for Linux. Version 0.62
 static int __init rose_proto_init(void)
 {
 	int i;
-	int rc = proto_register(&rose_proto, 0);
+	int rc;
 
+	if (rose_ndevs > 0x7FFFFFFF/sizeof(struct net_device *)) {
+		printk(KERN_ERR "ROSE: rose_proto_init - rose_ndevs parameter to large\n");
+		rc = -EINVAL;
+		goto out;
+	}
+
+	rc = proto_register(&rose_proto, 0);
 	if (rc != 0)
 		goto out;
 
 	rose_callsign = null_ax25_address;
 
-	if (rose_ndevs > 0x7FFFFFFF/sizeof(struct net_device *)) {
-		printk(KERN_ERR "ROSE: rose_proto_init - rose_ndevs parameter to large\n");
-		return -1;
-	}
-
 	dev_rose = kmalloc(rose_ndevs * sizeof(struct net_device *), GFP_KERNEL);
 	if (dev_rose == NULL) {
 		printk(KERN_ERR "ROSE: rose_proto_init - unable to allocate device structure\n");
-		return -1;
+		rc = -ENOMEM;
+		goto out_proto_unregister;
 	}
 
 	memset(dev_rose, 0x00, rose_ndevs * sizeof(struct net_device*));
@@ -1500,10 +1503,12 @@ static int __init rose_proto_init(void)
 				   name, rose_setup);
 		if (!dev) {
 			printk(KERN_ERR "ROSE: rose_proto_init - unable to allocate memory\n");
+			rc = -ENOMEM;
 			goto fail;
 		}
-		if (register_netdev(dev)) {
-			printk(KERN_ERR "ROSE: netdevice regeistration failed\n");
+		rc = register_netdev(dev);
+		if (rc) {
+			printk(KERN_ERR "ROSE: netdevice registration failed\n");
 			free_netdev(dev);
 			goto fail;
 		}
@@ -1536,8 +1541,9 @@ fail:
 		free_netdev(dev_rose[i]);
 	}
 	kfree(dev_rose);
+out_proto_unregister:
 	proto_unregister(&rose_proto);
-	return -ENOMEM;
+	goto out;
 }
 module_init(rose_proto_init);
 
diff --git a/net/rxrpc/call.c b/net/rxrpc/call.c
index 5cfd4cadee424..c4aeb7d40266f 100644
--- a/net/rxrpc/call.c
+++ b/net/rxrpc/call.c
@@ -1923,7 +1923,7 @@ int rxrpc_call_write_data(struct rxrpc_call *call,
 			  size_t sioc,
 			  struct kvec *siov,
 			  u8 rxhdr_flags,
-			  int alloc_flags,
+			  gfp_t alloc_flags,
 			  int dup_data,
 			  size_t *size_sent)
 {
diff --git a/net/rxrpc/connection.c b/net/rxrpc/connection.c
index 61463c74f8cc8..2ba14a75dbbeb 100644
--- a/net/rxrpc/connection.c
+++ b/net/rxrpc/connection.c
@@ -522,7 +522,7 @@ int rxrpc_conn_newmsg(struct rxrpc_connection *conn,
 		      uint8_t type,
 		      int dcount,
 		      struct kvec diov[],
-		      int alloc_flags,
+		      gfp_t alloc_flags,
 		      struct rxrpc_message **_msg)
 {
 	struct rxrpc_message *msg;
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 45d3bc0812c8b..81510da317924 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -72,9 +72,11 @@ config NET_SCH_CLK_GETTIMEOFDAY
 	  Choose this if you need a high resolution clock source but can't use
 	  the CPU's cycle counter.
 
+# don't allow on SMP x86 because they can have unsynchronized TSCs.
+# gettimeofday is a good alternative
 config NET_SCH_CLK_CPU
 	bool "CPU cycle counter"
-	depends on X86_TSC || X86_64 || ALPHA || SPARC64 || PPC64 || IA64
+	depends on ((X86_TSC || X86_64) && !SMP) || ALPHA || SPARC64 || PPC64 || IA64
 	help
 	  Say Y here if you want to use the CPU's cycle counter as clock source.
 	  This is a cheap and high resolution clock source, but on some
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index 00eae5f9a01aa..cf68a59fdc5a4 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -393,10 +393,10 @@ META_COLLECTOR(int_sk_route_caps)
 	dst->value = skb->sk->sk_route_caps;
 }
 
-META_COLLECTOR(int_sk_hashent)
+META_COLLECTOR(int_sk_hash)
 {
 	SKIP_NONLOCAL(skb);
-	dst->value = skb->sk->sk_hashent;
+	dst->value = skb->sk->sk_hash;
 }
 
 META_COLLECTOR(int_sk_lingertime)
@@ -515,7 +515,7 @@ static struct meta_ops __meta_ops[TCF_META_TYPE_MAX+1][TCF_META_ID_MAX+1] = {
 		[META_ID(SK_FORWARD_ALLOCS)]	= META_FUNC(int_sk_fwd_alloc),
 		[META_ID(SK_ALLOCS)]		= META_FUNC(int_sk_alloc),
 		[META_ID(SK_ROUTE_CAPS)]	= META_FUNC(int_sk_route_caps),
-		[META_ID(SK_HASHENT)]		= META_FUNC(int_sk_hashent),
+		[META_ID(SK_HASH)]		= META_FUNC(int_sk_hash),
 		[META_ID(SK_LINGERTIME)]	= META_FUNC(int_sk_lingertime),
 		[META_ID(SK_ACK_BACKLOG)]	= META_FUNC(int_sk_ack_bl),
 		[META_ID(SK_MAX_ACK_BACKLOG)]	= META_FUNC(int_sk_max_ack_bl),
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 5b24ae0650d3d..12b0f582a66b2 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -71,7 +71,7 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
 					  const struct sctp_endpoint *ep,
 					  const struct sock *sk,
 					  sctp_scope_t scope,
-					  unsigned int __nocast gfp)
+					  gfp_t gfp)
 {
 	struct sctp_sock *sp;
 	int i;
@@ -273,7 +273,7 @@ fail_init:
 struct sctp_association *sctp_association_new(const struct sctp_endpoint *ep,
 					 const struct sock *sk,
 					 sctp_scope_t scope,
-					 unsigned int __nocast gfp)
+					 gfp_t gfp)
 {
 	struct sctp_association *asoc;
 
@@ -479,7 +479,7 @@ void sctp_assoc_rm_peer(struct sctp_association *asoc,
 /* Add a transport address to an association.  */
 struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc,
 					   const union sctp_addr *addr,
-					   const unsigned int __nocast gfp,
+					   const gfp_t gfp,
 					   const int peer_state)
 {
 	struct sctp_transport *peer;
@@ -1231,7 +1231,7 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned len)
  * local endpoint and the remote peer.
  */
 int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *asoc,
-				     unsigned int __nocast gfp)
+				     gfp_t gfp)
 {
 	sctp_scope_t scope;
 	int flags;
@@ -1254,7 +1254,7 @@ int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *asoc,
 /* Build the association's bind address list from the cookie.  */
 int sctp_assoc_set_bind_addr_from_cookie(struct sctp_association *asoc,
 					 struct sctp_cookie *cookie,
-					 unsigned int __nocast gfp)
+					 gfp_t gfp)
 {
 	int var_size2 = ntohs(cookie->peer_init->chunk_hdr.length);
 	int var_size3 = cookie->raw_addr_list_len;
diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c
index f71549710f2e1..2b962627f6313 100644
--- a/net/sctp/bind_addr.c
+++ b/net/sctp/bind_addr.c
@@ -53,7 +53,7 @@
 
 /* Forward declarations for internal helpers. */
 static int sctp_copy_one_addr(struct sctp_bind_addr *, union sctp_addr *,
-			      sctp_scope_t scope, unsigned int __nocast gfp,
+			      sctp_scope_t scope, gfp_t gfp,
 			      int flags);
 static void sctp_bind_addr_clean(struct sctp_bind_addr *);
 
@@ -64,7 +64,7 @@ static void sctp_bind_addr_clean(struct sctp_bind_addr *);
  */
 int sctp_bind_addr_copy(struct sctp_bind_addr *dest, 
 			const struct sctp_bind_addr *src,
-			sctp_scope_t scope, unsigned int __nocast gfp,
+			sctp_scope_t scope, gfp_t gfp,
 			int flags)
 {
 	struct sctp_sockaddr_entry *addr;
@@ -146,7 +146,7 @@ void sctp_bind_addr_free(struct sctp_bind_addr *bp)
 
 /* Add an address to the bind address list in the SCTP_bind_addr structure. */
 int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
-		       unsigned int __nocast gfp)
+		       gfp_t gfp)
 {
 	struct sctp_sockaddr_entry *addr;
 
@@ -200,7 +200,7 @@ int sctp_del_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *del_addr)
  */
 union sctp_params sctp_bind_addrs_to_raw(const struct sctp_bind_addr *bp,
 					 int *addrs_len,
-					 unsigned int __nocast gfp)
+					 gfp_t gfp)
 {
 	union sctp_params addrparms;
 	union sctp_params retval;
@@ -252,7 +252,7 @@ end_raw:
  * address parameters).
  */
 int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list,
-			   int addrs_len, __u16 port, unsigned int __nocast gfp)
+			   int addrs_len, __u16 port, gfp_t gfp)
 {
 	union sctp_addr_param *rawaddr;
 	struct sctp_paramhdr *param;
@@ -350,7 +350,7 @@ union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr	*bp,
 /* Copy out addresses from the global local address list. */
 static int sctp_copy_one_addr(struct sctp_bind_addr *dest, 
 			      union sctp_addr *addr,
-			      sctp_scope_t scope, unsigned int __nocast gfp,
+			      sctp_scope_t scope, gfp_t gfp,
 			      int flags)
 {
 	int error = 0;
diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c
index 61da2937e641f..83ef411772f46 100644
--- a/net/sctp/chunk.c
+++ b/net/sctp/chunk.c
@@ -62,7 +62,7 @@ static void sctp_datamsg_init(struct sctp_datamsg *msg)
 }
 
 /* Allocate and initialize datamsg. */
-SCTP_STATIC struct sctp_datamsg *sctp_datamsg_new(unsigned int __nocast gfp)
+SCTP_STATIC struct sctp_datamsg *sctp_datamsg_new(gfp_t gfp)
 {
 	struct sctp_datamsg *msg;
 	msg = kmalloc(sizeof(struct sctp_datamsg), gfp);
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
index e22ccd6559658..96984f7a2d697 100644
--- a/net/sctp/endpointola.c
+++ b/net/sctp/endpointola.c
@@ -68,7 +68,7 @@ static void sctp_endpoint_bh_rcv(struct sctp_endpoint *ep);
  */
 static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
 						struct sock *sk,
-						unsigned int __nocast gfp)
+						gfp_t gfp)
 {
 	struct sctp_sock *sp = sctp_sk(sk);
 	memset(ep, 0, sizeof(struct sctp_endpoint));
@@ -138,8 +138,7 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
 /* Create a sctp_endpoint with all that boring stuff initialized.
  * Returns NULL if there isn't enough memory.
  */
-struct sctp_endpoint *sctp_endpoint_new(struct sock *sk,
-					unsigned int __nocast gfp)
+struct sctp_endpoint *sctp_endpoint_new(struct sock *sk, gfp_t gfp)
 {
 	struct sctp_endpoint *ep;
 
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index e7025be77691c..26de4d3e1bd9c 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -147,7 +147,7 @@ static void sctp_v4_copy_addrlist(struct list_head *addrlist,
 	struct sctp_sockaddr_entry *addr;
 
 	rcu_read_lock();
-	if ((in_dev = __in_dev_get(dev)) == NULL) {
+	if ((in_dev = __in_dev_get_rcu(dev)) == NULL) {
 		rcu_read_unlock();
 		return;
 	}
@@ -219,7 +219,7 @@ static void sctp_free_local_addr_list(void)
 
 /* Copy the local addresses which are valid for 'scope' into 'bp'.  */
 int sctp_copy_local_addr_list(struct sctp_bind_addr *bp, sctp_scope_t scope,
-			      unsigned int __nocast gfp, int copy_flags)
+			      gfp_t gfp, int copy_flags)
 {
 	struct sctp_sockaddr_entry *addr;
 	int error = 0;
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 3868a8d70cc05..10e82ec2ebd3e 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -78,7 +78,7 @@ static sctp_cookie_param_t *sctp_pack_cookie(const struct sctp_endpoint *ep,
 static int sctp_process_param(struct sctp_association *asoc,
 			      union sctp_params param,
 			      const union sctp_addr *peer_addr,
-			      unsigned int __nocast gfp);
+			      gfp_t gfp);
 
 /* What was the inbound interface for this chunk? */
 int sctp_chunk_iif(const struct sctp_chunk *chunk)
@@ -174,7 +174,7 @@ void  sctp_init_cause(struct sctp_chunk *chunk, __u16 cause_code,
  */
 struct sctp_chunk *sctp_make_init(const struct sctp_association *asoc,
 			     const struct sctp_bind_addr *bp,
-			     unsigned int __nocast gfp, int vparam_len)
+			     gfp_t gfp, int vparam_len)
 {
 	sctp_inithdr_t init;
 	union sctp_params addrs;
@@ -261,7 +261,7 @@ nodata:
 
 struct sctp_chunk *sctp_make_init_ack(const struct sctp_association *asoc,
 				 const struct sctp_chunk *chunk,
-				 unsigned int __nocast gfp, int unkparam_len)
+				 gfp_t gfp, int unkparam_len)
 {
 	sctp_inithdr_t initack;
 	struct sctp_chunk *retval;
@@ -1234,7 +1234,7 @@ void sctp_chunk_assign_tsn(struct sctp_chunk *chunk)
 /* Create a CLOSED association to use with an incoming packet.  */
 struct sctp_association *sctp_make_temp_asoc(const struct sctp_endpoint *ep,
 					struct sctp_chunk *chunk,
-					unsigned int __nocast gfp)
+					gfp_t gfp)
 {
 	struct sctp_association *asoc;
 	struct sk_buff *skb;
@@ -1349,7 +1349,7 @@ nodata:
 struct sctp_association *sctp_unpack_cookie(
 	const struct sctp_endpoint *ep,
 	const struct sctp_association *asoc,
-	struct sctp_chunk *chunk, unsigned int __nocast gfp,
+	struct sctp_chunk *chunk, gfp_t gfp,
 	int *error, struct sctp_chunk **errp)
 {
 	struct sctp_association *retval = NULL;
@@ -1814,7 +1814,7 @@ int sctp_verify_init(const struct sctp_association *asoc,
  */
 int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
 		      const union sctp_addr *peer_addr,
-		      sctp_init_chunk_t *peer_init, unsigned int __nocast gfp)
+		      sctp_init_chunk_t *peer_init, gfp_t gfp)
 {
 	union sctp_params param;
 	struct sctp_transport *transport;
@@ -1985,7 +1985,7 @@ nomem:
 static int sctp_process_param(struct sctp_association *asoc,
 			      union sctp_params param,
 			      const union sctp_addr *peer_addr,
-			      unsigned int __nocast gfp)
+			      gfp_t gfp)
 {
 	union sctp_addr addr;
 	int i;
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 39c970b5b1984..f84173ea8ec16 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -63,7 +63,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 				void *event_arg,
 			 	sctp_disposition_t status,
 				sctp_cmd_seq_t *commands,
-				unsigned int __nocast gfp);
+				gfp_t gfp);
 static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
 			     sctp_state_t state,
 			     struct sctp_endpoint *ep,
@@ -71,7 +71,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
 			     void *event_arg,
 			     sctp_disposition_t status,
 			     sctp_cmd_seq_t *commands,
-			     unsigned int __nocast gfp);
+			     gfp_t gfp);
 
 /********************************************************************
  * Helper functions
@@ -498,7 +498,7 @@ static int sctp_cmd_process_init(sctp_cmd_seq_t *commands,
 				 struct sctp_association *asoc,
 				 struct sctp_chunk *chunk,
 				 sctp_init_chunk_t *peer_init,
-				 unsigned int __nocast gfp)
+				 gfp_t gfp)
 {
 	int error;
 
@@ -853,7 +853,7 @@ int sctp_do_sm(sctp_event_t event_type, sctp_subtype_t subtype,
 	       struct sctp_endpoint *ep,
 	       struct sctp_association *asoc,
 	       void *event_arg,
-	       unsigned int __nocast gfp)
+	       gfp_t gfp)
 {
 	sctp_cmd_seq_t commands;
 	const sctp_sm_table_entry_t *state_fn;
@@ -898,7 +898,7 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
 			     void *event_arg,
 			     sctp_disposition_t status,
 			     sctp_cmd_seq_t *commands,
-			     unsigned int __nocast gfp)
+			     gfp_t gfp)
 {
 	int error;
 
@@ -986,7 +986,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 				void *event_arg,
 			 	sctp_disposition_t status,
 				sctp_cmd_seq_t *commands,
-				unsigned int __nocast gfp)
+				gfp_t gfp)
 {
 	int error = 0;
 	int force;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 91ec8c9369135..02e068d3450d1 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -3159,8 +3159,9 @@ static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval
 	return 0;
 }
 
-static int sctp_getsockopt_peer_addrs_num(struct sock *sk, int len,
-					  char __user *optval, int __user *optlen)
+static int sctp_getsockopt_peer_addrs_num_old(struct sock *sk, int len,
+					      char __user *optval,
+					      int __user *optlen)
 {
 	sctp_assoc_t id;
 	struct sctp_association *asoc;
@@ -3185,23 +3186,28 @@ static int sctp_getsockopt_peer_addrs_num(struct sock *sk, int len,
 	return cnt;
 }
 
-static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
-				      char __user *optval, int __user *optlen)
+/* 
+ * Old API for getting list of peer addresses. Does not work for 32-bit
+ * programs running on a 64-bit kernel
+ */
+static int sctp_getsockopt_peer_addrs_old(struct sock *sk, int len,
+					  char __user *optval,
+					  int __user *optlen)
 {
 	struct sctp_association *asoc;
 	struct list_head *pos;
 	int cnt = 0;
-	struct sctp_getaddrs getaddrs;
+	struct sctp_getaddrs_old getaddrs;
 	struct sctp_transport *from;
 	void __user *to;
 	union sctp_addr temp;
 	struct sctp_sock *sp = sctp_sk(sk);
 	int addrlen;
 
-	if (len != sizeof(struct sctp_getaddrs))
+	if (len != sizeof(struct sctp_getaddrs_old))
 		return -EINVAL;
 
-	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
+	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs_old)))
 		return -EFAULT;
 
 	if (getaddrs.addr_num <= 0) return -EINVAL;
@@ -3225,15 +3231,69 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
 		if (cnt >= getaddrs.addr_num) break;
 	}
 	getaddrs.addr_num = cnt;
-	if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs)))
+	if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs_old)))
+		return -EFAULT;
+
+	return 0;
+}
+
+static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
+				      char __user *optval, int __user *optlen)
+{
+	struct sctp_association *asoc;
+	struct list_head *pos;
+	int cnt = 0;
+	struct sctp_getaddrs getaddrs;
+	struct sctp_transport *from;
+	void __user *to;
+	union sctp_addr temp;
+	struct sctp_sock *sp = sctp_sk(sk);
+	int addrlen;
+	size_t space_left;
+	int bytes_copied;
+
+	if (len < sizeof(struct sctp_getaddrs))
+		return -EINVAL;
+
+	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
+		return -EFAULT;
+
+	/* For UDP-style sockets, id specifies the association to query.  */
+	asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
+	if (!asoc)
+		return -EINVAL;
+
+	to = optval + offsetof(struct sctp_getaddrs,addrs);
+	space_left = len - sizeof(struct sctp_getaddrs) - 
+			offsetof(struct sctp_getaddrs,addrs);
+
+	list_for_each(pos, &asoc->peer.transport_addr_list) {
+		from = list_entry(pos, struct sctp_transport, transports);
+		memcpy(&temp, &from->ipaddr, sizeof(temp));
+		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
+		addrlen = sctp_get_af_specific(sk->sk_family)->sockaddr_len;
+		if(space_left < addrlen)
+			return -ENOMEM;
+		temp.v4.sin_port = htons(temp.v4.sin_port);
+		if (copy_to_user(to, &temp, addrlen))
+			return -EFAULT;
+		to += addrlen;
+		cnt++;
+		space_left -= addrlen;
+	}
+
+	if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num))
+		return -EFAULT;
+	bytes_copied = ((char __user *)to) - optval;
+	if (put_user(bytes_copied, optlen))
 		return -EFAULT;
 
 	return 0;
 }
 
-static int sctp_getsockopt_local_addrs_num(struct sock *sk, int len,
-						char __user *optval,
-						int __user *optlen)
+static int sctp_getsockopt_local_addrs_num_old(struct sock *sk, int len,
+					       char __user *optval,
+					       int __user *optlen)
 {
 	sctp_assoc_t id;
 	struct sctp_bind_addr *bp;
@@ -3306,8 +3366,8 @@ done:
 /* Helper function that copies local addresses to user and returns the number
  * of addresses copied.
  */
-static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port, int max_addrs,
-				    void __user *to)
+static int sctp_copy_laddrs_to_user_old(struct sock *sk, __u16 port, int max_addrs,
+					void __user *to)
 {
 	struct list_head *pos;
 	struct sctp_sockaddr_entry *addr;
@@ -3341,14 +3401,54 @@ static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port, int max_addrs,
 	return cnt;
 }
 
-static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
-				       char __user *optval, int __user *optlen)
+static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port,
+				    void * __user *to, size_t space_left)
+{
+	struct list_head *pos;
+	struct sctp_sockaddr_entry *addr;
+	unsigned long flags;
+	union sctp_addr temp;
+	int cnt = 0;
+	int addrlen;
+
+	sctp_spin_lock_irqsave(&sctp_local_addr_lock, flags);
+	list_for_each(pos, &sctp_local_addr_list) {
+		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
+		if ((PF_INET == sk->sk_family) && 
+		    (AF_INET6 == addr->a.sa.sa_family))
+			continue;
+		memcpy(&temp, &addr->a, sizeof(temp));
+		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sctp_sk(sk),
+								&temp);
+		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
+		if(space_left<addrlen)
+			return -ENOMEM;
+		temp.v4.sin_port = htons(port);
+		if (copy_to_user(*to, &temp, addrlen)) {
+			sctp_spin_unlock_irqrestore(&sctp_local_addr_lock,
+						    flags);
+			return -EFAULT;
+		}
+		*to += addrlen;
+		cnt ++;
+		space_left -= addrlen;
+	}
+	sctp_spin_unlock_irqrestore(&sctp_local_addr_lock, flags);
+
+	return cnt;
+}
+
+/* Old API for getting list of local addresses. Does not work for 32-bit
+ * programs running on a 64-bit kernel
+ */
+static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
+					   char __user *optval, int __user *optlen)
 {
 	struct sctp_bind_addr *bp;
 	struct sctp_association *asoc;
 	struct list_head *pos;
 	int cnt = 0;
-	struct sctp_getaddrs getaddrs;
+	struct sctp_getaddrs_old getaddrs;
 	struct sctp_sockaddr_entry *addr;
 	void __user *to;
 	union sctp_addr temp;
@@ -3357,10 +3457,10 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
 	rwlock_t *addr_lock;
 	int err = 0;
 
-	if (len != sizeof(struct sctp_getaddrs))
+	if (len != sizeof(struct sctp_getaddrs_old))
 		return -EINVAL;
 
-	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
+	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs_old)))
 		return -EFAULT;
 
 	if (getaddrs.addr_num <= 0) return -EINVAL;
@@ -3392,8 +3492,9 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
 		addr = list_entry(bp->address_list.next,
 				  struct sctp_sockaddr_entry, list);
 		if (sctp_is_any(&addr->a)) {
-			cnt = sctp_copy_laddrs_to_user(sk, bp->port,
-						       getaddrs.addr_num, to);
+			cnt = sctp_copy_laddrs_to_user_old(sk, bp->port,
+							   getaddrs.addr_num,
+							   to);
 			if (cnt < 0) {
 				err = cnt;
 				goto unlock;
@@ -3419,7 +3520,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
 
 copy_getaddrs:
 	getaddrs.addr_num = cnt;
-	if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs)))
+	if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs_old)))
 		err = -EFAULT;
 
 unlock:
@@ -3427,6 +3528,99 @@ unlock:
 	return err;
 }
 
+static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
+				       char __user *optval, int __user *optlen)
+{
+	struct sctp_bind_addr *bp;
+	struct sctp_association *asoc;
+	struct list_head *pos;
+	int cnt = 0;
+	struct sctp_getaddrs getaddrs;
+	struct sctp_sockaddr_entry *addr;
+	void __user *to;
+	union sctp_addr temp;
+	struct sctp_sock *sp = sctp_sk(sk);
+	int addrlen;
+	rwlock_t *addr_lock;
+	int err = 0;
+	size_t space_left;
+	int bytes_copied;
+
+	if (len <= sizeof(struct sctp_getaddrs))
+		return -EINVAL;
+
+	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
+		return -EFAULT;
+
+	/*
+	 *  For UDP-style sockets, id specifies the association to query.
+	 *  If the id field is set to the value '0' then the locally bound
+	 *  addresses are returned without regard to any particular
+	 *  association.
+	 */
+	if (0 == getaddrs.assoc_id) {
+		bp = &sctp_sk(sk)->ep->base.bind_addr;
+		addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
+	} else {
+		asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
+		if (!asoc)
+			return -EINVAL;
+		bp = &asoc->base.bind_addr;
+		addr_lock = &asoc->base.addr_lock;
+	}
+
+	to = optval + offsetof(struct sctp_getaddrs,addrs);
+	space_left = len - sizeof(struct sctp_getaddrs) -
+			 offsetof(struct sctp_getaddrs,addrs);
+
+	sctp_read_lock(addr_lock);
+
+	/* If the endpoint is bound to 0.0.0.0 or ::0, get the valid
+	 * addresses from the global local address list.
+	 */
+	if (sctp_list_single_entry(&bp->address_list)) {
+		addr = list_entry(bp->address_list.next,
+				  struct sctp_sockaddr_entry, list);
+		if (sctp_is_any(&addr->a)) {
+			cnt = sctp_copy_laddrs_to_user(sk, bp->port,
+						       &to, space_left);
+			if (cnt < 0) {
+				err = cnt;
+				goto unlock;
+			}
+			goto copy_getaddrs;		
+		}
+	}
+
+	list_for_each(pos, &bp->address_list) {
+		addr = list_entry(pos, struct sctp_sockaddr_entry, list);
+		memcpy(&temp, &addr->a, sizeof(temp));
+		sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
+		addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
+		if(space_left < addrlen)
+			return -ENOMEM; /*fixme: right error?*/
+		temp.v4.sin_port = htons(temp.v4.sin_port);
+		if (copy_to_user(to, &temp, addrlen)) {
+			err = -EFAULT;
+			goto unlock;
+		}
+		to += addrlen;
+		cnt ++;
+		space_left -= addrlen;
+	}
+
+copy_getaddrs:
+	if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num))
+		return -EFAULT;
+	bytes_copied = ((char __user *)to) - optval;
+	if (put_user(bytes_copied, optlen))
+		return -EFAULT;
+
+unlock:
+	sctp_read_unlock(addr_lock);
+	return err;
+}
+
 /* 7.1.10 Set Primary Address (SCTP_PRIMARY_ADDR)
  *
  * Requests that the local SCTP stack use the enclosed peer address as
@@ -3807,12 +4001,20 @@ SCTP_STATIC int sctp_getsockopt(struct sock *sk, int level, int optname,
 	case SCTP_INITMSG:
 		retval = sctp_getsockopt_initmsg(sk, len, optval, optlen);
 		break;
-	case SCTP_GET_PEER_ADDRS_NUM:
-		retval = sctp_getsockopt_peer_addrs_num(sk, len, optval,
+	case SCTP_GET_PEER_ADDRS_NUM_OLD:
+		retval = sctp_getsockopt_peer_addrs_num_old(sk, len, optval,
+							    optlen);
+		break;
+	case SCTP_GET_LOCAL_ADDRS_NUM_OLD:
+		retval = sctp_getsockopt_local_addrs_num_old(sk, len, optval,
+							     optlen);
+		break;
+	case SCTP_GET_PEER_ADDRS_OLD:
+		retval = sctp_getsockopt_peer_addrs_old(sk, len, optval,
 							optlen);
 		break;
-	case SCTP_GET_LOCAL_ADDRS_NUM:
-		retval = sctp_getsockopt_local_addrs_num(sk, len, optval,
+	case SCTP_GET_LOCAL_ADDRS_OLD:
+		retval = sctp_getsockopt_local_addrs_old(sk, len, optval,
 							 optlen);
 		break;
 	case SCTP_GET_PEER_ADDRS:
diff --git a/net/sctp/ssnmap.c b/net/sctp/ssnmap.c
index 25037daf3fa0c..cbe2513d28227 100644
--- a/net/sctp/ssnmap.c
+++ b/net/sctp/ssnmap.c
@@ -58,7 +58,7 @@ static inline size_t sctp_ssnmap_size(__u16 in, __u16 out)
  * Allocate room to store at least 'len' contiguous TSNs.
  */
 struct sctp_ssnmap *sctp_ssnmap_new(__u16 in, __u16 out,
-				    unsigned int __nocast gfp)
+				    gfp_t gfp)
 {
 	struct sctp_ssnmap *retval;
 	int size;
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index d2f04ebe50810..6bc27200e6caf 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -57,7 +57,7 @@
 /* Initialize a new transport from provided memory.  */
 static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
 						  const union sctp_addr *addr,
-						  unsigned int __nocast gfp)
+						  gfp_t gfp)
 {
 	/* Copy in the address.  */
 	peer->ipaddr = *addr;
@@ -122,7 +122,7 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
 
 /* Allocate and initialize a new transport.  */
 struct sctp_transport *sctp_transport_new(const union sctp_addr *addr,
-					  unsigned int __nocast gfp)
+					  gfp_t gfp)
 {
         struct sctp_transport *transport;
 
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index 0abd5101107c5..057e7fac3af0c 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -74,7 +74,7 @@ SCTP_STATIC void sctp_ulpevent_init(struct sctp_ulpevent *event, int msg_flags)
 
 /* Create a new sctp_ulpevent.  */
 SCTP_STATIC struct sctp_ulpevent *sctp_ulpevent_new(int size, int msg_flags,
-						    unsigned int __nocast gfp)
+						    gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sk_buff *skb;
@@ -136,7 +136,7 @@ static inline void sctp_ulpevent_release_owner(struct sctp_ulpevent *event)
 struct sctp_ulpevent  *sctp_ulpevent_make_assoc_change(
 	const struct sctp_association *asoc,
 	__u16 flags, __u16 state, __u16 error, __u16 outbound,
-	__u16 inbound, unsigned int __nocast gfp)
+	__u16 inbound, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_assoc_change *sac;
@@ -237,7 +237,7 @@ fail:
 struct sctp_ulpevent *sctp_ulpevent_make_peer_addr_change(
 	const struct sctp_association *asoc,
 	const struct sockaddr_storage *aaddr,
-	int flags, int state, int error, unsigned int __nocast gfp)
+	int flags, int state, int error, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_paddr_change  *spc;
@@ -350,7 +350,7 @@ fail:
  */
 struct sctp_ulpevent *sctp_ulpevent_make_remote_error(
 	const struct sctp_association *asoc, struct sctp_chunk *chunk,
-	__u16 flags, unsigned int __nocast gfp)
+	__u16 flags, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_remote_error *sre;
@@ -448,7 +448,7 @@ fail:
  */
 struct sctp_ulpevent *sctp_ulpevent_make_send_failed(
 	const struct sctp_association *asoc, struct sctp_chunk *chunk,
-	__u16 flags, __u32 error, unsigned int __nocast gfp)
+	__u16 flags, __u32 error, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_send_failed *ssf;
@@ -557,7 +557,7 @@ fail:
  */
 struct sctp_ulpevent *sctp_ulpevent_make_shutdown_event(
 	const struct sctp_association *asoc,
-	__u16 flags, unsigned int __nocast gfp)
+	__u16 flags, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_shutdown_event *sse;
@@ -620,7 +620,7 @@ fail:
  * 5.3.1.6 SCTP_ADAPTION_INDICATION
  */
 struct sctp_ulpevent *sctp_ulpevent_make_adaption_indication(
-	const struct sctp_association *asoc, unsigned int __nocast gfp)
+	const struct sctp_association *asoc, gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_adaption_event *sai;
@@ -657,7 +657,7 @@ fail:
  */
 struct sctp_ulpevent *sctp_ulpevent_make_rcvmsg(struct sctp_association *asoc,
 						struct sctp_chunk *chunk,
-						unsigned int __nocast gfp)
+						gfp_t gfp)
 {
 	struct sctp_ulpevent *event = NULL;
 	struct sk_buff *skb;
@@ -719,7 +719,7 @@ fail:
  */
 struct sctp_ulpevent *sctp_ulpevent_make_pdapi(
 	const struct sctp_association *asoc, __u32 indication,
-	unsigned int __nocast gfp)
+	gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_pdapi_event *pd;
diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c
index ec2c857eae7fe..2080b2d28c98e 100644
--- a/net/sctp/ulpqueue.c
+++ b/net/sctp/ulpqueue.c
@@ -100,7 +100,7 @@ void sctp_ulpq_free(struct sctp_ulpq *ulpq)
 
 /* Process an incoming DATA chunk.  */
 int sctp_ulpq_tail_data(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
-			unsigned int __nocast gfp)
+			gfp_t gfp)
 {
 	struct sk_buff_head temp;
 	sctp_data_chunk_t *hdr;
@@ -792,7 +792,7 @@ static __u16 sctp_ulpq_renege_frags(struct sctp_ulpq *ulpq, __u16 needed)
 /* Partial deliver the first message as there is pressure on rwnd. */
 void sctp_ulpq_partial_delivery(struct sctp_ulpq *ulpq,
 				struct sctp_chunk *chunk,
-				unsigned int __nocast gfp)
+				gfp_t gfp)
 {
 	struct sctp_ulpevent *event;
 	struct sctp_association *asoc;
@@ -816,7 +816,7 @@ void sctp_ulpq_partial_delivery(struct sctp_ulpq *ulpq,
 
 /* Renege some packets to make room for an incoming chunk.  */
 void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
-		      unsigned int __nocast gfp)
+		      gfp_t gfp)
 {
 	struct sctp_association *asoc;
 	__u16 needed, freed;
@@ -855,7 +855,7 @@ void sctp_ulpq_renege(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
 /* Notify the application if an association is aborted and in
  * partial delivery mode.  Send up any pending received messages.
  */
-void sctp_ulpq_abort_pd(struct sctp_ulpq *ulpq, unsigned int __nocast gfp)
+void sctp_ulpq_abort_pd(struct sctp_ulpq *ulpq, gfp_t gfp)
 {
 	struct sctp_ulpevent *ev = NULL;
 	struct sock *sk;
diff --git a/net/socket.c b/net/socket.c
index f9264472377f5..3145103cdf547 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1145,8 +1145,11 @@ static int __sock_create(int family, int type, int protocol, struct socket **res
 	if (!try_module_get(net_families[family]->owner))
 		goto out_release;
 
-	if ((err = net_families[family]->create(sock, protocol)) < 0)
+	if ((err = net_families[family]->create(sock, protocol)) < 0) {
+		sock->ops = NULL;
 		goto out_module_put;
+	}
+
 	/*
 	 * Now to bump the refcnt of the [loadable] module that owns this
 	 * socket at sock_release time we decrement its refcnt.
@@ -1360,16 +1363,16 @@ asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr, int _
 	newsock->type = sock->type;
 	newsock->ops = sock->ops;
 
-	err = security_socket_accept(sock, newsock);
-	if (err)
-		goto out_release;
-
 	/*
 	 * We don't need try_module_get here, as the listening socket (sock)
 	 * has the protocol module (sock->ops->owner) held.
 	 */
 	__module_get(newsock->ops->owner);
 
+	err = security_socket_accept(sock, newsock);
+	if (err)
+		goto out_release;
+
 	err = sock->ops->accept(sock, newsock, sock->file->f_flags);
 	if (err < 0)
 		goto out_release;
@@ -1700,7 +1703,9 @@ asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags)
 	struct socket *sock;
 	char address[MAX_SOCK_ADDR];
 	struct iovec iovstack[UIO_FASTIOV], *iov = iovstack;
-	unsigned char ctl[sizeof(struct cmsghdr) + 20];	/* 20 is size of ipv6_pktinfo */
+	unsigned char ctl[sizeof(struct cmsghdr) + 20]
+			__attribute__ ((aligned (sizeof(__kernel_size_t))));
+			/* 20 is size of ipv6_pktinfo */
 	unsigned char *ctl_buf = ctl;
 	struct msghdr msg_sys;
 	int err, ctl_len, iov_size, total_len;
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f3104035e35d4..54e60a657500f 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -719,7 +719,7 @@ static void rpc_async_schedule(void *arg)
 void *
 rpc_malloc(struct rpc_task *task, size_t size)
 {
-	int	gfp;
+	gfp_t	gfp;
 
 	if (task->tk_flags & RPC_TASK_SWAPPER)
 		gfp = GFP_ATOMIC;
diff --git a/net/sysctl_net.c b/net/sysctl_net.c
index c5241fcbb9662..55538f6b60ffc 100644
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -16,6 +16,8 @@
 #include <linux/mm.h>
 #include <linux/sysctl.h>
 
+#include <net/sock.h>
+
 #ifdef CONFIG_INET
 #include <net/ip.h>
 #endif
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index fda737d77edcb..cbb0ba34a6009 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -163,7 +163,7 @@ static void xfrm_policy_timer(unsigned long data)
 	if (xp->dead)
 		goto out;
 
-	dir = xp->index & 7;
+	dir = xfrm_policy_id2dir(xp->index);
 
 	if (xp->lft.hard_add_expires_seconds) {
 		long tmo = xp->lft.hard_add_expires_seconds +
@@ -225,7 +225,7 @@ expired:
  * SPD calls.
  */
 
-struct xfrm_policy *xfrm_policy_alloc(int gfp)
+struct xfrm_policy *xfrm_policy_alloc(gfp_t gfp)
 {
 	struct xfrm_policy *policy;
 
@@ -417,7 +417,7 @@ struct xfrm_policy *xfrm_policy_byid(int dir, u32 id, int delete)
 	struct xfrm_policy *pol, **p;
 
 	write_lock_bh(&xfrm_policy_lock);
-	for (p = &xfrm_policy_list[id & 7]; (pol=*p)!=NULL; p = &pol->next) {
+	for (p = &xfrm_policy_list[dir]; (pol=*p)!=NULL; p = &pol->next) {
 		if (pol->index == id) {
 			xfrm_pol_hold(pol);
 			if (delete)