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authorJames Morris <jmorris@namei.org>2010-03-31 08:39:27 +1100
committerJames Morris <jmorris@namei.org>2010-03-31 08:39:27 +1100
commitd25d6fa1a95f465ff1ec4458ca15e30b2c8dffec (patch)
tree7362b182dedd825fc762ef7706830837e42943af /net/ipv4/tcp_input.c
parent225a9be24d799aa16d543c31fb09f0c9ed1d9caa (diff)
parent2eaa9cfdf33b8d7fb7aff27792192e0019ae8fc6 (diff)
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Merge branch 'master' into next
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 788851ca8c5..c096a4218b8 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2511,6 +2511,9 @@ static void tcp_mark_head_lost(struct sock *sk, int packets)
int err;
unsigned int mss;
+ if (packets == 0)
+ return;
+
WARN_ON(packets > tp->packets_out);
if (tp->lost_skb_hint) {
skb = tp->lost_skb_hint;