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authorFlorian Westphal <fw@strlen.de>2018-06-29 07:46:46 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2018-07-16 17:54:59 +0200
commitd1b6fe94941f43e4743d5fea953d16b0a001c2c6 (patch)
treed3967a82e240a44efd89fbceba19354805cda8fd /net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
parent47a91b14de62e35d1466820cbb4c024b6c02dff1 (diff)
downloadlinux-d1b6fe94941f43e4743d5fea953d16b0a001c2c6.tar.gz
netfilter: conntrack: remove invert_tuple indirection from l3 protocol trackers
Its simpler to just handle it directly in nf_ct_invert_tuple(). Also gets rid of need to pass l3proto pointer to resolve_conntrack(). Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c')
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 7ed56f61798b7..e10e38c443ab7 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -38,15 +38,6 @@ struct conntrack4_net {
unsigned int users;
};
-static bool ipv4_invert_tuple(struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_tuple *orig)
-{
- tuple->src.u3.ip = orig->dst.u3.ip;
- tuple->dst.u3.ip = orig->src.u3.ip;
-
- return true;
-}
-
static int ipv4_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
unsigned int *dataoff, u_int8_t *protonum)
{
@@ -306,7 +297,6 @@ static void ipv4_hooks_unregister(struct net *net)
const struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 = {
.l3proto = PF_INET,
- .invert_tuple = ipv4_invert_tuple,
.get_l4proto = ipv4_get_l4proto,
.net_ns_get = ipv4_hooks_register,
.net_ns_put = ipv4_hooks_unregister,