From: Michael Terry <michael.terry@canonical.com>
Date: Fri, 14 Dec 2012 14:02:13 +0000 (-0500)
Subject: libudev: validate 'udev' argument to udev_enumerate_new()
X-Git-Tag: v197~128
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=e68893075083a7461b1572233d23fdb23541d630;hp=7a14d67f7618787a0b829eb360b41a3889801f74;p=elogind.git

libudev: validate 'udev' argument to udev_enumerate_new()

https://bugs.freedesktop.org/show_bug.cgi?id=58289
---

diff --git a/src/libudev/libudev-enumerate.c b/src/libudev/libudev-enumerate.c
index 172965511..6a5f4e025 100644
--- a/src/libudev/libudev-enumerate.c
+++ b/src/libudev/libudev-enumerate.c
@@ -81,6 +81,8 @@ _public_ struct udev_enumerate *udev_enumerate_new(struct udev *udev)
 {
         struct udev_enumerate *udev_enumerate;
 
+        if (udev == NULL)
+                return NULL;
         udev_enumerate = calloc(1, sizeof(struct udev_enumerate));
         if (udev_enumerate == NULL)
                 return NULL;