From c9a613b258dabd2f068104c33d8a9f934d51c21e Mon Sep 17 00:00:00 2001
From: sjing <sjing@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Wed, 21 Mar 2012 02:52:26 +0000
Subject: [PATCH] fix for the issue xcatd restart failed on SN if there is IPv6
 network entry in xcat networks table.

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/branches/2.6@11919 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 perl-xCAT/xCAT/Utils.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/perl-xCAT/xCAT/Utils.pm b/perl-xCAT/xCAT/Utils.pm
index eff29cd29..974bb217d 100644
--- a/perl-xCAT/xCAT/Utils.pm
+++ b/perl-xCAT/xCAT/Utils.pm
@@ -2475,6 +2475,8 @@ sub my_ip_facing
         $peer = shift;
     }
     return my_ip_facing_aix( $peer) if ( $^O eq 'aix');
+    my $peernumber = inet_aton($peer); #TODO: IPv6 support
+    unless ($peernumber) { return undef; }
     my $noden = unpack("N", inet_aton($peer));
     my @nets = split /\n/, `/sbin/ip addr`;
     foreach (@nets)