From e68893075083a7461b1572233d23fdb23541d630 Mon Sep 17 00:00:00 2001
From: Michael Terry <michael.terry@canonical.com>
Date: Fri, 14 Dec 2012 09:02:13 -0500
Subject: [PATCH] libudev: validate 'udev' argument to udev_enumerate_new()

https://bugs.freedesktop.org/show_bug.cgi?id=58289
---
 src/libudev/libudev-enumerate.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

Index: systemd-195/src/libudev/libudev-enumerate.c
===================================================================
--- systemd-195.orig/src/libudev/libudev-enumerate.c
+++ systemd-195/src/libudev/libudev-enumerate.c
@@ -73,6 +73,8 @@ _public_ struct udev_enumerate *udev_enu
 {
         struct udev_enumerate *udev_enumerate;
 
+        if (udev == NULL)
+                return NULL;
         udev_enumerate = calloc(1, sizeof(struct udev_enumerate));
         if (udev_enumerate == NULL)
                 return NULL;