From 3d3c8a004e8dc3f5ba6dd072b01e2fe5bde6283a Mon Sep 17 00:00:00 2001
From: Tim Bielawa <tbielawa@redhat.com>
Date: Sun, 19 Aug 2012 21:19:07 -0400
Subject: [PATCH] Fix setup module explosion when a route is empty. Closes #909

---
 library/setup | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/setup b/library/setup
index facd639ffe..b6b7c6a381 100755
--- a/library/setup
+++ b/library/setup
@@ -473,7 +473,7 @@ class LinuxNetwork(Network):
                 continue
             words = output.split('\n')[0].split()
             # A valid output starts with the queried address on the first line
-            if words[0] == command[v][-1]:
+            if len(words) > 0 and words[0] == command[v][-1]:
                 for i in range(len(words) - 1):
                     if words[i] == 'dev':
                         interface[v]['interface'] = words[i+1]