diff options
author | David S. Miller <davem@davemloft.net> | 2013-07-30 00:16:21 -0700 |
---|---|---|
committer | Kamal Mostafa <kamal@canonical.com> | 2013-08-21 10:58:37 -0700 |
commit | e9890f1bce588406c7ab3229cb7c90d43c104cab (patch) | |
tree | 8f6a15b38fab41d395da47d70a7516ff4dd695b7 | |
parent | c8a6520bfa38306f2df0f80e57ab4d689b9eed1b (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: Kamal Mostafa <kamal@canonical.com>
-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 ced81a1583e2..27cedc1f3b14 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1468,6 +1468,7 @@ static 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; |