From ba499ce66072b2ab21aaf9ffef9370e1df29044d Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Fri, 17 Sep 2004 20:37:59 +0000
Subject: fix handling of nonexistent devices (#132839)

---
 sysconfig/network-scripts/network-functions | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'sysconfig/network-scripts/network-functions')

diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index a424a73c..570e9ced 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -191,6 +191,9 @@ is_available ()
     configure_ccwgroup_device
     if [ -n "$HWADDR" ]; then
        local curdev=`ip -o link | awk -F ':' -vIGNORECASE=1 '/$HWADDR/ { print $2 }'`
+       if [ -z "$curdev" ]; then
+          return 1
+       fi
        rename_device "$1" "$HWADDR" "$curdev"
     fi
     LC_ALL= LANG= ip -o link | grep -q $1
-- 
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