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path: root/net/netfilter/nf_conntrack_proto_gre.c
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Diffstat (limited to 'net/netfilter/nf_conntrack_proto_gre.c')
-rw-r--r--net/netfilter/nf_conntrack_proto_gre.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c
index d049ea5a3770..0bd40eb06b55 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -179,15 +179,6 @@ EXPORT_SYMBOL_GPL(nf_ct_gre_keymap_destroy);
/* PUBLIC CONNTRACK PROTO HELPER FUNCTIONS */
-/* invert gre part of tuple */
-static bool gre_invert_tuple(struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_tuple *orig)
-{
- tuple->dst.u.gre.key = orig->src.u.gre.key;
- tuple->src.u.gre.key = orig->dst.u.gre.key;
- return true;
-}
-
/* gre hdr info to tuple */
static bool gre_pkt_to_tuple(const struct sk_buff *skb, unsigned int dataoff,
struct net *net, struct nf_conntrack_tuple *tuple)
@@ -356,7 +347,6 @@ static const struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 = {
.l3proto = AF_INET,
.l4proto = IPPROTO_GRE,
.pkt_to_tuple = gre_pkt_to_tuple,
- .invert_tuple = gre_invert_tuple,
#ifdef CONFIG_NF_CONNTRACK_PROCFS
.print_conntrack = gre_print_conntrack,
#endif