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| author | WANG Cong | 2015-07-14 20:21:57 +0200 |
|---|---|---|
| committer | David S. Miller | 2015-07-16 06:36:34 +0200 |
| commit | e8d092aafd9e68c04d7b468e95ff7a617998a796 (patch) | |
| tree | acfe1c185e7af00334a03cc684c0ac6f7cfb6dbb /net/sched/sch_sfq.c | |
| parent | Merge branch 'ipvlan' (diff) | |
| download | kernel-qcow2-linux-e8d092aafd9e68c04d7b468e95ff7a617998a796.tar.gz kernel-qcow2-linux-e8d092aafd9e68c04d7b468e95ff7a617998a796.tar.xz kernel-qcow2-linux-e8d092aafd9e68c04d7b468e95ff7a617998a796.zip | |
net_sched: fix a use-after-free in sfq
Fixes: 25331d6ce42b ("net: sched: implement qstat helper routines")
Cc: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Cong Wang <cwang@twopensource.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_sfq.c')
| -rw-r--r-- | net/sched/sch_sfq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index 7d1492663360..52f75a5473e1 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -306,10 +306,10 @@ drop: len = qdisc_pkt_len(skb); slot->backlog -= len; sfq_dec(q, x); - kfree_skb(skb); sch->q.qlen--; qdisc_qstats_drop(sch); qdisc_qstats_backlog_dec(sch, skb); + kfree_skb(skb); return len; } |