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authorPablo Neira Ayuso <pablo@netfilter.org>2009-03-16 15:18:50 +0100
committerPatrick McHardy <kaber@trash.net>2009-03-16 15:18:50 +0100
commit1db7a748dfd50d7615913730763c024444900030 (patch)
tree66a89288be39fc7b6575c2039006b48e16889c21 /net/ipv4
parent67c0d57930ff9a24c6c34abee1b01f7716a9b0e2 (diff)
downloadop-kernel-dev-1db7a748dfd50d7615913730763c024444900030.zip
op-kernel-dev-1db7a748dfd50d7615913730763c024444900030.tar.gz
netfilter: conntrack: increase drop stats if sequence adjustment fails
This patch increases the statistics of packets drop if the sequence adjustment fails in ipv4_confirm(). Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 4beb04f..8b681f2 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -120,8 +120,10 @@ static unsigned int ipv4_confirm(unsigned int hooknum,
typeof(nf_nat_seq_adjust_hook) seq_adjust;
seq_adjust = rcu_dereference(nf_nat_seq_adjust_hook);
- if (!seq_adjust || !seq_adjust(skb, ct, ctinfo))
+ if (!seq_adjust || !seq_adjust(skb, ct, ctinfo)) {
+ NF_CT_STAT_INC_ATOMIC(nf_ct_net(ct), drop);
return NF_DROP;
+ }
}
out:
/* We've seen it coming out the other side: confirm it */
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