diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 4a4f6ce..933a0ec 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -32,7 +32,7 @@
 
 	if (len > 3) {
 		DCCP_WARN("invalid length %d\n", len);
-		return 1;
+		return -EINVAL;
 	}
 	/* XXX add further sanity checks */