diff options
| author | David S. Miller <davem@davemloft.net> | 2013-07-30 00:16:21 -0700 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2013-09-10 01:57:07 +0100 |
| commit | fff2afebe918cd98ef5499af9f6e55c741bca1dd (patch) | |
| tree | 3d2b0e5f774aff4f8064fe3163c513893d7306cb /net/sched/sch_cbq.c | |
| parent | bebbaccfb5aca61648dfeb8cfa25ce3293bc8ddb (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: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'net/sched/sch_cbq.c')
| -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 b7cddb95397a..7f599447b3ca 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1467,6 +1467,7 @@ 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; |