net_sched: introduce qdisc_replace() helper

[cascardo/linux.git] / net / sched / sch_multiq.c

diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index 4e904ca..a0103a1 100644 (file)
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -303,13 +303,7 @@ static int multiq_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
        if (new == NULL)
                new = &noop_qdisc;
 
-       sch_tree_lock(sch);
-       *old = q->queues[band];
-       q->queues[band] = new;
-       qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
-       qdisc_reset(*old);
-       sch_tree_unlock(sch);
-
+       *old = qdisc_replace(sch, new, &q->queues[band]);
        return 0;
 }