From 66cbeeeee98ecaabd01353ed6435be93710f532c Mon Sep 17 00:00:00 2001
From: Casandra Qiu <cxhong@us.ibm.com>
Date: Mon, 21 May 2018 09:21:50 -0400
Subject: [PATCH] Use comma separate list

---
 xCAT-server/lib/xcat/plugins/DBobjectdefs.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm b/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
index 75ebbdf7b..1bb2901a5 100755
--- a/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
+++ b/xCAT-server/lib/xcat/plugins/DBobjectdefs.pm
@@ -4604,7 +4604,11 @@ sub defch_usage
 
     foreach my $t (sort(keys %{xCAT::Schema::defspec}))
     {
-        $dataobj = $dataobj . ' ' . $t;
+        if ($dataobj) {
+            $dataobj = $dataobj . ',' . $t;
+        } else {
+            $dataobj = $t;
+        }
     }
     $rsp->{data}->[$n] = "$dataobj\n";
     $n++;