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| author | David S. Miller <davem@davemloft.net> | 2013-07-30 00:16:21 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-08-11 15:38:23 -0700 |
| commit | eaaa6acce02fa975e3d67fd223132e60da31207d (patch) | |
| tree | 89f05724ef3bc2db931ec705f00b63423cd33334 /net | |
| parent | 590c955eaaa18c5f1b341093baa60e0d582ba426 (diff) | |
| download | kernel_samsung_smdk4412-eaaa6acce02fa975e3d67fd223132e60da31207d.zip kernel_samsung_smdk4412-eaaa6acce02fa975e3d67fd223132e60da31207d.tar.gz kernel_samsung_smdk4412-eaaa6acce02fa975e3d67fd223132e60da31207d.tar.bz2 | |
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
| -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 b7cddb9..7f59944 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; |