From 342931a53879e39a00eb404193d7a3b5abec65e9 Mon Sep 17 00:00:00 2001
From: "Frank.Zhang" <frank.zhang@citrix.com>
Date: Mon, 21 Oct 2013 14:06:27 -0700
Subject: [PATCH] CLOUDSTACK-4888 API:UCS:NPE Refresh blades on a
 decommissioned chassis results in NPE

---
 utils/src/com/cloud/utils/xmlobject/XmlObject.java | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/utils/src/com/cloud/utils/xmlobject/XmlObject.java b/utils/src/com/cloud/utils/xmlobject/XmlObject.java
index 789a74dbb8e..40484f0e1cd 100755
--- a/utils/src/com/cloud/utils/xmlobject/XmlObject.java
+++ b/utils/src/com/cloud/utils/xmlobject/XmlObject.java
@@ -93,8 +93,11 @@ public class XmlObject {
         if (e instanceof List) {
             return (List<T>)e;
         }
-        List lst = new ArrayList(1);
-        lst.add(e);
+
+        List lst = new ArrayList();
+        if (e != null) {
+            lst.add(e);
+        }
         return lst;
     }