From dfe3656113046ca886ac35d25a3459e007701297 Mon Sep 17 00:00:00 2001
From: zhanx <zhanx@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Tue, 7 Apr 2009 10:03:58 +0000
Subject: [PATCH] Fix a problem in sub toIP, which can cause xcat commands
 report 'Cannot resolve <node>' occasionally

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@3110 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 perl-xCAT/xCAT/Utils.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/perl-xCAT/xCAT/Utils.pm b/perl-xCAT/xCAT/Utils.pm
index 153469b96..7a03656ad 100644
--- a/perl-xCAT/xCAT/Utils.pm
+++ b/perl-xCAT/xCAT/Utils.pm
@@ -2772,6 +2772,7 @@ sub toIP
     {
         return ([0, $_[0]]);
     }
+    $!=undef;
     my $packed_ip = gethostbyname($_[0]);
     if (!$packed_ip or $!)
     {