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-rw-r--r--net/sched/sch_htb.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 081c11d5717c..8827987ba903 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1488,7 +1488,8 @@ static void htb_parent_to_leaf_offload(struct Qdisc *sch,
struct Qdisc *old_q;
/* One ref for cl->leaf.q, the other for dev_queue->qdisc. */
- qdisc_refcount_inc(new_q);
+ if (new_q)
+ qdisc_refcount_inc(new_q);
old_q = htb_graft_helper(dev_queue, new_q);
WARN_ON(!(old_q->flags & TCQ_F_BUILTIN));
}
@@ -1675,10 +1676,9 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg,
cl->parent->common.classid,
NULL);
if (q->offload) {
- if (new_q) {
+ if (new_q)
htb_set_lockdep_class_child(new_q);
- htb_parent_to_leaf_offload(sch, dev_queue, new_q);
- }
+ htb_parent_to_leaf_offload(sch, dev_queue, new_q);
}
}