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Commit 0da926f0 authored by Ron Rindjunsky's avatar Ron Rindjunsky Committed by John W. Linville
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mac80211: fix use before check of Qdisc length 



This patch fixes use of Qdisc length in requeue function, before we checked
the reference is valid. (Adrian Bunk's catch)

Signed-off-by: default avatarRon Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: default avatarAdrian Bunk <bunk@kernel.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 13d8fd2d

net/mac80211/wme.c

+1 −1
Original line number Diff line number Diff line
@@ -709,7 +709,7 @@ void ieee80211_requeue(struct ieee80211_local *local, int queue) 
	struct ieee80211_sched_data *q = qdisc_priv(root_qd);

	struct Qdisc *qdisc = q->queues[queue];

	struct sk_buff *skb = NULL;

	u32 len = qdisc->q.qlen;

	u32 len;



	if (!qdisc || !qdisc->dequeue)

		return;