From abf34b0acb3f3c50067d0c1182c7d5fc0b054df9 Mon Sep 17 00:00:00 2001
From: yinle <yinle@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Sat, 15 Jan 2011 07:07:07 +0000
Subject: [PATCH] FSP/BPA redundancy: add some checking of getNodeIPaddress

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@8670 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 perl-xCAT/xCAT/Utils.pm | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/perl-xCAT/xCAT/Utils.pm b/perl-xCAT/xCAT/Utils.pm
index 3a5d780f1..ec8255a2b 100644
--- a/perl-xCAT/xCAT/Utils.pm
+++ b/perl-xCAT/xCAT/Utils.pm
@@ -2868,11 +2868,16 @@ sub getNodeIPaddress
                                 push (@nonip, $_);
                             }
                     }
-                    my $hstab =  xCAT::Table->new('hosts');
-                    if ( $hstab ) {
-                        my $ent = $hstab->getNodesAttribs(\@nonip,['ip']);
-                        foreach ( @nonip) {
-                            push (@myip, $_);
+                    if (scalar(@nonip)){
+                        my $hstab =  xCAT::Table->new('hosts');
+                        if ( $hstab ) {
+                            my $ent = $hstab->getNodesAttribs(\@nonip,['ip']);
+                            if ($ent){
+                                foreach (@nonip) {
+                                    my $i = $ent->{$_}->[0]->{ip};
+                                    push (@myip, $i);
+                                }
+                            }
                         }
                     }
                     $ips = join ",", @myip;