From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Wed, 26 Jan 2011 07:21:57 +0000 (+0000)
Subject: net_sched: sch_mqprio: dont leak kernel memory
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=144ce879b057c760194d808c90826cd96308f423;p=linux-beck.git

net_sched: sch_mqprio: dont leak kernel memory

mqprio_dump() should make sure all fields of struct tc_mqprio_qopt are
initialized.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c
index fbc6f53cb1b7..effd4ee0e880 100644
--- a/net/sched/sch_mqprio.c
+++ b/net/sched/sch_mqprio.c
@@ -215,7 +215,7 @@ static int mqprio_dump(struct Qdisc *sch, struct sk_buff *skb)
 	struct net_device *dev = qdisc_dev(sch);
 	struct mqprio_sched *priv = qdisc_priv(sch);
 	unsigned char *b = skb_tail_pointer(skb);
-	struct tc_mqprio_qopt opt;
+	struct tc_mqprio_qopt opt = { 0 };
 	struct Qdisc *qdisc;
 	unsigned int i;