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| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2009-03-16 15:18:50 +0100 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2009-03-16 15:18:50 +0100 |
| commit | 1db7a748dfd50d7615913730763c024444900030 (patch) | |
| tree | 66a89288be39fc7b6575c2039006b48e16889c21 /net/ipv4 | |
| parent | 67c0d57930ff9a24c6c34abee1b01f7716a9b0e2 (diff) | |
| download | linux-1db7a748dfd50d7615913730763c024444900030.tar.gz linux-1db7a748dfd50d7615913730763c024444900030.tar.bz2 linux-1db7a748dfd50d7615913730763c024444900030.zip | |
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.c | 4 |
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 4beb04fac588..8b681f24e271 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 */ |