From 980c478ddbb720948967b028ddbb4179a025bc2c Mon Sep 17 00:00:00 2001
From: Jarek Poplawski <jarkao2@gmail.com>
Date: Tue, 29 Apr 2008 03:29:03 -0700
Subject: sch_sfq: use del_timer_sync() in sfq_destroy()

Let's delete timer reliably in sfq_destroy().

Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/sched/sch_sfq.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index a20e2ef..f0463d7 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -521,7 +521,8 @@ static void sfq_destroy(struct Qdisc *sch)
 	struct sfq_sched_data *q = qdisc_priv(sch);
 
 	tcf_destroy_chain(q->filter_list);
-	del_timer(&q->perturb_timer);
+	q->perturb_period = 0;
+	del_timer_sync(&q->perturb_timer);
 }
 
 static int sfq_dump(struct Qdisc *sch, struct sk_buff *skb)
-- 
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