From 8b27085c347cc74b4f3545cf3bbe5843c03bcf3c Mon Sep 17 00:00:00 2001
From: Maykel Moya <mmoya@mmoya.org>
Date: Wed, 13 Feb 2013 02:01:58 +0100
Subject: [PATCH] Prevent traceback when /etc/mtab is not available

* get_file_contents returns None when file is not available.
  When /etc/mtab is pointing to /proc/mounts and /proc is not
  mounted, mtab.split will traceback.
---
 library/setup | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/setup b/library/setup
index fab87244c28..2080631ab3a 100644
--- a/library/setup
+++ b/library/setup
@@ -388,7 +388,7 @@ class LinuxHardware(Hardware):
 
     def get_mount_facts(self):
         self.facts['mounts'] = []
-        mtab = get_file_content('/etc/mtab')
+        mtab = get_file_content('/etc/mtab', '')
         for line in mtab.split('\n'):
             if line.startswith('/'):
                 fields = line.rstrip('\n').split()