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-rw-r--r--net/ipv4/netfilter/nf_nat_core.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index a708933dc230..abb52adf5acd 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -686,6 +686,11 @@ static struct pernet_operations nf_nat_net_ops = {
.exit = nf_nat_net_exit,
};
+static struct nf_ct_helper_expectfn follow_master_nat = {
+ .name = "nat-follow-master",
+ .expectfn = nf_nat_follow_master,
+};
+
static int __init nf_nat_init(void)
{
size_t i;
@@ -717,6 +722,8 @@ static int __init nf_nat_init(void)
l3proto = nf_ct_l3proto_find_get((u_int16_t)AF_INET);
+ nf_ct_helper_expectfn_register(&follow_master_nat);
+
BUG_ON(nf_nat_seq_adjust_hook != NULL);
RCU_INIT_POINTER(nf_nat_seq_adjust_hook, nf_nat_seq_adjust);
BUG_ON(nfnetlink_parse_nat_setup_hook != NULL);
@@ -736,6 +743,7 @@ static void __exit nf_nat_cleanup(void)
unregister_pernet_subsys(&nf_nat_net_ops);
nf_ct_l3proto_put(l3proto);
nf_ct_extend_unregister(&nat_extend);
+ nf_ct_helper_expectfn_unregister(&follow_master_nat);
RCU_INIT_POINTER(nf_nat_seq_adjust_hook, NULL);
RCU_INIT_POINTER(nfnetlink_parse_nat_setup_hook, NULL);
RCU_INIT_POINTER(nf_ct_nat_offset, NULL);