diff options
| author | David S. Miller <davem@davemloft.net> | 2013-07-30 00:16:21 -0700 |
|---|---|---|
| committer | Willy Tarreau <w@1wt.eu> | 2014-05-19 07:53:49 +0200 |
| commit | dd0938fafe464ffddadf805850fc29967f9d393f (patch) | |
| tree | 0901aa18dd08701238c0ffbec542a26fb64bcc85 /net/sched | |
| parent | e409e24ad51215dc0e816aa42e2914fc7911e93d (diff) | |
net_sched: Fix stack info leak in cbq_dump_wrr().
[ Upstream commit a0db856a95a29efb1c23db55c02d9f0ff4f0db48 ]
Make sure the reserved fields, and padding (if any), are
fully initialized.
Based upon a patch by Dan Carpenter and feedback from
Joe Perches.
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/sch_cbq.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index 5b132c473264..8b6f05d2f3ce 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1458,6 +1458,7 @@ static __inline__ int cbq_dump_wrr(struct sk_buff *skb, struct cbq_class *cl) unsigned char *b = skb_tail_pointer(skb); struct tc_cbq_wrropt opt; + memset(&opt, 0, sizeof(opt)); opt.flags = 0; opt.allot = cl->allot; opt.priority = cl->priority+1; |