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authorPatrick McHardy <kaber@trash.net>2006-05-29 18:23:54 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-17 21:28:57 -0700
commit39a27a35c5c1b5be499a0576a35c45a011788bf8 (patch)
treeec5383eec578c455ca5a14184dc9398bbc5f9afb /net/ipv4/netfilter/ip_conntrack_proto_tcp.c
parent6442f1cf897643d4ca597f2f7d3464b765bae960 (diff)
downloadlinux-39a27a35c5c1b5be499a0576a35c45a011788bf8.tar.gz
[NETFILTER]: conntrack: add sysctl to disable checksumming
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ip_conntrack_proto_tcp.c')
-rw-r--r--net/ipv4/netfilter/ip_conntrack_proto_tcp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_proto_tcp.c b/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
index 062b252b58ad2f..c5c2ce5cdeb882 100644
--- a/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_tcp.c
@@ -870,7 +870,7 @@ static int tcp_error(struct sk_buff *skb,
* and moreover root might send raw packets.
*/
/* FIXME: Source route IP option packets --RR */
- if (hooknum == NF_IP_PRE_ROUTING &&
+ if (ip_conntrack_checksum && hooknum == NF_IP_PRE_ROUTING &&
nf_ip_checksum(skb, hooknum, iph->ihl * 4, IPPROTO_TCP)) {
if (LOG_INVALID(IPPROTO_TCP))
nf_log_packet(PF_INET, 0, skb, NULL, NULL, NULL,