diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index f192618480871c6f50f01016f8481ed318ca7c39..6a4ed0d6e5ccc686f88427108cd0a23bc489168b 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -358,6 +358,8 @@ static int dsmark_init(struct Qdisc *sch, struct nlattr *opt,
 		goto errout;
 
 	err = -EINVAL;
+	if (!tb[TCA_DSMARK_INDICES])
+		goto errout;
 	indices = nla_get_u16(tb[TCA_DSMARK_INDICES]);
 
 	if (hweight32(indices) != 1)