diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index e5988101e1fd..0db5a6eae87f 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1276,9 +1276,10 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg)
 	struct Qdisc *new_q = NULL;
 	int last_child = 0;
 
-	// TODO: why don't allow to delete subtree ? references ? does
-	// tc subsys quarantee us that in htb_destroy it holds no class
-	// refs so that we can remove children safely there ?
+	/* TODO: why don't allow to delete subtree ? references ? does
+	 * tc subsys guarantee us that in htb_destroy it holds no class
+	 * refs so that we can remove children safely there ?
+	 */
 	if (cl->children || cl->filter_cnt)
 		return -EBUSY;