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authorFlorian Westphal <fw@strlen.de>2018-06-29 07:46:48 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2018-07-16 17:55:00 +0200
commit8b3892ea8718920d29432328fe9544d89a429614 (patch)
tree867f0314069695401b357bcaad285e1913756ee5 /net/netfilter/nf_conntrack_proto_sctp.c
parent6816d931cab009024b68c11c4cf752f8bf9a1e32 (diff)
downloadlinux-8b3892ea8718920d29432328fe9544d89a429614.tar.gz
netfilter: conntrack: avoid calls to l4proto invert_tuple
Handle the common cases (tcp, udp, etc). in the core and only do the indirect call for the protocols that need it (GRE for instance). Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_conntrack_proto_sctp.c')
-rw-r--r--net/netfilter/nf_conntrack_proto_sctp.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index fb9a35d160699..148957a5cf3ee 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -166,14 +166,6 @@ static bool sctp_pkt_to_tuple(const struct sk_buff *skb, unsigned int dataoff,
return true;
}
-static bool sctp_invert_tuple(struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_tuple *orig)
-{
- tuple->src.u.sctp.port = orig->dst.u.sctp.port;
- tuple->dst.u.sctp.port = orig->src.u.sctp.port;
- return true;
-}
-
#ifdef CONFIG_NF_CONNTRACK_PROCFS
/* Print out the private part of the conntrack. */
static void sctp_print_conntrack(struct seq_file *s, struct nf_conn *ct)
@@ -781,7 +773,6 @@ const struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 = {
.l3proto = PF_INET,
.l4proto = IPPROTO_SCTP,
.pkt_to_tuple = sctp_pkt_to_tuple,
- .invert_tuple = sctp_invert_tuple,
#ifdef CONFIG_NF_CONNTRACK_PROCFS
.print_conntrack = sctp_print_conntrack,
#endif
@@ -818,7 +809,6 @@ const struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 = {
.l3proto = PF_INET6,
.l4proto = IPPROTO_SCTP,
.pkt_to_tuple = sctp_pkt_to_tuple,
- .invert_tuple = sctp_invert_tuple,
#ifdef CONFIG_NF_CONNTRACK_PROCFS
.print_conntrack = sctp_print_conntrack,
#endif