diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 935d90874b1b7d2e823d710bfabe402426a9e12c..1b69b7b90d85801566bfb38fbe8782a6b11caa82 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -283,7 +283,7 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb,
 	q->userbits = userbits;
 	q->limit = ctl->limit;
 	if (child) {
-		qdisc_tree_flush_backlog(q->qdisc);
+		qdisc_purge_queue(q->qdisc);
 		old_child = q->qdisc;
 		q->qdisc = child;
 	}