diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index bad1cbe59a56..05605b30bef3 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -361,6 +361,8 @@ 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)