diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index d3226e2..cedaadf 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -93,11 +93,15 @@
 	struct tcf_common *pc;
 	void *defdata;
 	u32 datalen = 0;
-	int ret = 0;
+	int ret = 0, err;
 
-	if (nla == NULL || nla_parse_nested(tb, TCA_DEF_MAX, nla, NULL) < 0)
+	if (nla == NULL)
 		return -EINVAL;
 
+	err = nla_parse_nested(tb, TCA_DEF_MAX, nla, NULL);
+	if (err < 0)
+		return err;
+
 	if (tb[TCA_DEF_PARMS] == NULL ||
 	    nla_len(tb[TCA_DEF_PARMS]) < sizeof(*parm))
 		return -EINVAL;