net_sched: update hierarchical backlog too

[firefly-linux-kernel-4.4.55.git] / net / sched / sch_sfb.c

diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c
index 0e74e55fda158fb04e776a660c03d1e880ec3faf..c69611640fa528f340ac7948b25ae24432df6343 100644 (file)
--- a/net/sched/sch_sfb.c
+++ b/net/sched/sch_sfb.c
@@ -510,7 +510,8 @@ static int sfb_change(struct Qdisc *sch, struct nlattr *opt)
 
        sch_tree_lock(sch);
 
-       qdisc_tree_decrease_qlen(q->qdisc, q->qdisc->q.qlen);
+       qdisc_tree_reduce_backlog(q->qdisc, q->qdisc->q.qlen,
+                                 q->qdisc->qstats.backlog);
        qdisc_destroy(q->qdisc);
        q->qdisc = child;