From 0da926f05748d273e7b2b673b0de21629ae9acdd Mon Sep 17 00:00:00 2001 From: Ron Rindjunsky Date: Wed, 23 Apr 2008 13:45:12 +0300 Subject: 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: Ron Rindjunsky Signed-off-by: Adrian Bunk Signed-off-by: John W. Linville --- net/mac80211/wme.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/mac80211') diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index 4e94e40..64faa3d 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -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; -- cgit v1.1