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* [PATCH] netfilter: conntrack: increase drop stats if sequence adjustment fails
@ 2009-03-03 23:36 Pablo Neira Ayuso
  2009-03-16 14:19 ` Patrick McHardy
  0 siblings, 1 reply; 2+ messages in thread
From: Pablo Neira Ayuso @ 2009-03-03 23:36 UTC (permalink / raw)
  To: netfilter-devel; +Cc: kaber

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>
---

 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 4273aa7..e06fd8a 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 */


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] netfilter: conntrack: increase drop stats if sequence adjustment fails
  2009-03-03 23:36 [PATCH] netfilter: conntrack: increase drop stats if sequence adjustment fails Pablo Neira Ayuso
@ 2009-03-16 14:19 ` Patrick McHardy
  0 siblings, 0 replies; 2+ messages in thread
From: Patrick McHardy @ 2009-03-16 14:19 UTC (permalink / raw)
  To: Pablo Neira Ayuso; +Cc: netfilter-devel

Pablo Neira Ayuso wrote:
> This patch increases the statistics of packets drop if the sequence
> adjustment fails in ipv4_confirm().

Applied, thanks.

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2009-03-16 14:19 UTC | newest]

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2009-03-03 23:36 [PATCH] netfilter: conntrack: increase drop stats if sequence adjustment fails Pablo Neira Ayuso
2009-03-16 14:19 ` Patrick McHardy

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