From: Eric Dumazet <eduma...@google.com>
-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git
If you see a problem with using this for longterm, please comment.
-------------------
commit 116a0fc31c6c9b8fc821be5a96e5bf0b43260131 upstream.
skb_checksum_help(skb) can return an error, we must free skb in this
case. qdisc_drop(skb, sch) can also be feeded with a NULL skb (if
skb_unshare() failed), so lets use this generic helper.
Signed-off-by: Eric Dumazet <eduma...@google.com>
Cc: Stephen Hemminger <shemmin...@osdl.org>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Paul Gortmaker <paul.gortma...@windriver.com>
---
net/sched/sch_netem.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 4714ff162bbd..e105245dac93 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -202,10 +202,8 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc
*sch)
if (q->corrupt && q->corrupt >= get_crandom(&q->corrupt_cor)) {
if (!(skb = skb_unshare(skb, GFP_ATOMIC)) ||
(skb->ip_summed == CHECKSUM_PARTIAL &&
- skb_checksum_help(skb))) {
- sch->qstats.drops++;
- return NET_XMIT_DROP;
- }
+ skb_checksum_help(skb)))
+ return qdisc_drop(skb, sch);
skb->data[net_random() % skb_headlen(skb)] ^= 1<<(net_random()
% 8);
}
--
1.8.5.2
--
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