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-rw-r--r--net/sched/sch_tbf.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 2562a6040b76..23b7624354f5 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -348,8 +348,10 @@ static int tbf_change(struct Qdisc* sch, struct rtattr *opt)
}
sch_tree_lock(sch);
- if (child)
+ if (child) {
+ qdisc_tree_decrease_qlen(q->qdisc, q->qdisc->q.qlen);
qdisc_destroy(xchg(&q->qdisc, child));
+ }
q->limit = qopt->limit;
q->mtu = qopt->mtu;
q->max_size = max_size;
@@ -451,8 +453,8 @@ static int tbf_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
sch_tree_lock(sch);
*old = xchg(&q->qdisc, new);
+ qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
- sch->q.qlen = 0;
sch_tree_unlock(sch);
return 0;