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-rw-r--r--net/sched/sch_htb.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index be35422711a..6febd245e62 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1279,7 +1279,8 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg)
/* delete from hash and active; remainder in destroy_class */
qdisc_class_hash_remove(&q->clhash, &cl->common);
- cl->parent->children--;
+ if (cl->parent)
+ cl->parent->children--;
if (cl->prio_activity)
htb_deactivate(q, cl);