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>
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 @@
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)