From ada63f1faf357fc4ded31a4b1052802fa3cf43d7 Mon Sep 17 00:00:00 2001
From: zhaoertao <zhaoertao@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Tue, 31 Jul 2012 14:08:09 +0000
Subject: [PATCH] fix bug 3552543 and 3442549, the FB->getmacs <noderange>
 cannot work

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/branches/2.7@13376 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 xCAT-server/lib/xcat/plugins/blade.pm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/xCAT-server/lib/xcat/plugins/blade.pm b/xCAT-server/lib/xcat/plugins/blade.pm
index c4076600d..f1f21310a 100644
--- a/xCAT-server/lib/xcat/plugins/blade.pm
+++ b/xCAT-server/lib/xcat/plugins/blade.pm
@@ -3615,9 +3615,11 @@ sub preprocess_request {
               next;
           } elsif ($arg =~ /^-i$/) {
               my $int = shift @args;
-              if (defined($int) && $int =~ /^[eth|en]\d$/) {
+              if (defined($int) && $int =~ /^(eth|en)\d$/) {
                   next;
               }
+          } elsif ($arg eq '') {
+              next;
           }
           $usage_string= ":Error arguments\n";
           $usage_string .=xCAT::Usage->getUsage($command);