X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=system-linux.c;h=91b162d2afc2acb1774f7d0cc4ec7f4ab84b1c88;hp=66799e97fb9efe82a99bc7c4328367646adeccfc;hb=c78fa1d049d932dae93c64f7819e112083cd3d55;hpb=a63479ad899e089ffd8edf76b35391313b98bc17

diff --git a/system-linux.c b/system-linux.c
index 66799e9..91b162d 100644
--- a/system-linux.c
+++ b/system-linux.c
@@ -1,3 +1,16 @@
+/*
+ * netifd - network interface daemon
+ * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
 #define _GNU_SOURCE
 
 #include <sys/socket.h>
@@ -243,10 +256,15 @@ handle_hotplug_event(struct uloop_fd *u, unsigned int events)
 
 static int system_rtnl_call(struct nl_msg *msg)
 {
-	int s = -(nl_send_auto_complete(sock_rtnl, msg)
-			|| nl_wait_for_ack(sock_rtnl));
+	int ret;
+
+	ret = nl_send_auto_complete(sock_rtnl, msg);
 	nlmsg_free(msg);
-	return s;
+
+	if (ret < 0)
+		return ret;
+
+	return nl_wait_for_ack(sock_rtnl);
 }
 
 int system_bridge_delbr(struct device *bridge)