diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 18f29de..21907ea 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -1110,7 +1110,7 @@
 		goto no_payload;
 
 	ret = rw_copy_check_uvector(WRITE, _payload_iov, ioc,
-				    ARRAY_SIZE(iovstack), iovstack, &iov, 1);
+				    ARRAY_SIZE(iovstack), iovstack, &iov);
 	if (ret < 0)
 		return ret;
 	if (ret == 0)