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-rw-r--r--net/sched/sch_cbq.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 9e43ed949167..d728d8111732 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1960,8 +1960,11 @@ static int cbq_delete(struct Qdisc *sch, unsigned long arg)
cbq_rmprio(q, cl);
sch_tree_unlock(sch);
- if (--cl->refcnt == 0)
- cbq_destroy_class(sch, cl);
+ BUG_ON(--cl->refcnt == 0);
+ /*
+ * This shouldn't happen: we "hold" one cops->get() when called
+ * from tc_ctl_tclass; the destroy method is done from cops->put().
+ */
return 0;
}