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Message-Id: <1376692475-28413-128-git-send-email-kamal@canonical.com>
Date: Fri, 16 Aug 2013 15:34:29 -0700
From: Kamal Mostafa <kamal@...onical.com>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
kernel-team@...ts.ubuntu.com
Cc: "David S. Miller" <davem@...emloft.net>,
Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 127/133] net_sched: Fix stack info leak in cbq_dump_wrr().
3.8.13.7 -stable review patch. If anyone has any objections, please let me know.
------------------
From: "David S. Miller" <davem@...emloft.net>
[ 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@...emloft.net>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
net/sched/sch_cbq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index ced81a1..27cedc1 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;
--
1.8.1.2
--
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