pkt_sched: sch_qfq: remove redundant -if- control statement

The control !hlist_unhashed() in qfq_destroy_agg() is unnecessary
because already performed in hlist_del_init(), so remove it.

Signed-off-by: Andrea Parri <parri.andrea@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 3ec7e88..b8d73bc 100644 (file)
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -339,8 +339,7 @@ static struct qfq_aggregate *qfq_choose_next_agg(struct qfq_sched *);
 
 static void qfq_destroy_agg(struct qfq_sched *q, struct qfq_aggregate *agg)
 {
-       if (!hlist_unhashed(&agg->nonfull_next))
-               hlist_del_init(&agg->nonfull_next);
+       hlist_del_init(&agg->nonfull_next);
        q->wsum -= agg->class_weight;
        if (q->wsum != 0)
                q->iwsum = ONE_FP / q->wsum;