From: Kay Sievers <kay.sievers@vrfy.org>
Date: Mon, 10 Oct 2011 00:30:42 +0000 (+0200)
Subject: udev_ctrl_cleanup()- accept NULL as argument
X-Git-Tag: 174~7
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=29282732bd7d78d90713ee56f8bac71777362ef2;p=systemd

udev_ctrl_cleanup()- accept NULL as argument
---

diff --git a/udev/udev-ctrl.c b/udev/udev-ctrl.c
index 4bca807b..e4348c31 100644
--- a/udev/udev-ctrl.c
+++ b/udev/udev-ctrl.c
@@ -162,6 +162,8 @@ struct udev_ctrl *udev_ctrl_unref(struct udev_ctrl *uctrl)
 
 int udev_ctrl_cleanup(struct udev_ctrl *uctrl)
 {
+	if (uctrl == NULL)
+		return 0;
 	if (uctrl->cleanup_socket)
 		unlink(uctrl->saddr.sun_path);
 	return 0;
@@ -170,7 +172,7 @@ int udev_ctrl_cleanup(struct udev_ctrl *uctrl)
 int udev_ctrl_get_fd(struct udev_ctrl *uctrl)
 {
 	if (uctrl == NULL)
-		return -1;
+		return -EINVAL;
 	return uctrl->sock;
 }