diff options
Diffstat (limited to 'net/ipv4/netfilter/iptable_nat.c')
| -rw-r--r-- | net/ipv4/netfilter/iptable_nat.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c index ac635a7b4416..da2c8a368f68 100644 --- a/net/ipv4/netfilter/iptable_nat.c +++ b/net/ipv4/netfilter/iptable_nat.c @@ -134,6 +134,10 @@ nf_nat_ipv4_fn(unsigned int hooknum, /* ESTABLISHED */ NF_CT_ASSERT(ctinfo == IP_CT_ESTABLISHED || ctinfo == IP_CT_ESTABLISHED_REPLY); + if (nf_nat_oif_changed(hooknum, ctinfo, nat, out)) { + nf_ct_kill_acct(ct, ctinfo, skb); + return NF_DROP; + } } return nf_nat_packet(ct, ctinfo, hooknum, skb); |