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authorThomas Gleixner <tglx@linutronix.de>2010-04-13 14:12:17 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-04-13 14:12:17 +0200
commit7c7145f6acc68100dbdc5d3c5c64fe3af1c99c89 (patch)
tree5e93e3eb4787229032f1df222fa490112f4b0c32 /net/ipv4/tcp_input.c
parent92d6b71ab906be706f3679353b30a8d2c3831144 (diff)
parent0d0fb0f9c5fddef4a10242fe3337f00f528a3099 (diff)
downloadolio-linux-3.10-7c7145f6acc68100dbdc5d3c5c64fe3af1c99c89.tar.xz
olio-linux-3.10-7c7145f6acc68100dbdc5d3c5c64fe3af1c99c89.zip
Merge branch 'linus' into irq/core
Reason: Get the upstream IRQF_DISABLED related changes. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 788851ca8c5..f240f57b219 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -62,6 +62,7 @@
*/
#include <linux/mm.h>
+#include <linux/slab.h>
#include <linux/module.h>
#include <linux/sysctl.h>
#include <linux/kernel.h>
@@ -2511,6 +2512,9 @@ 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;