From 467c9f2225475b4f9970734a1749bf808fc5a056 Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Fri, 17 Mar 2006 16:49:23 +0000
Subject: don't hang if we try to rename a device that's already up

---
 sysconfig/network-scripts/network-functions | 1 +
 1 file changed, 1 insertion(+)

(limited to 'sysconfig')

diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index 9d591beb..d2372d00 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -176,6 +176,7 @@ rename_device()
       local nconfig=`get_config_by_hwaddr ${hw2}`
       local curdev=`get_device_by_hwaddr ${hw2}`
       local dev=
+      [ -z "${hw2}" ] && return
       if [ -n "$nconfig"  ]; then
          dev=$(. $nconfig ; echo $DEVICE)
 	 oldifs=$IFS
-- 
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