Commit a0db856a authored Jul 30, 2013 by David S. Miller

net_sched: Fix stack info leak in cbq_dump_wrr().



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>

parent 7e44892c

net/sched/sch_cbq.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1465,6 +1465,7 @@ 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;