diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 079b43b3c5d24dc5eaf7bc5e7b7d0d4d0c672ca2..b17e090f2fe14d519e11d346643178047005fc11 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -863,7 +863,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
 	if (tb[TCA_U32_FLAGS]) {
 		flags = nla_get_u32(tb[TCA_U32_FLAGS]);
 		if (!tc_flags_valid(flags))
-			return err;
+			return -EINVAL;
 	}
 
 	n = (struct tc_u_knode *)*arg;