From 8099a6e200846878c2061c909609f88b437d8810 Mon Sep 17 00:00:00 2001
From: Kelven Yang <kelveny@gmail.com>
Date: Tue, 27 Aug 2013 11:38:31 -0700
Subject: [PATCH] CLOUDSTACK-4522: check before we do dynamic casting

---
 .../com/cloud/hypervisor/vmware/resource/VmwareResource.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/resource/VmwareResource.java b/plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/resource/VmwareResource.java
index 6e4d230acbb..63d048266f1 100755
--- a/plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/resource/VmwareResource.java
+++ b/plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/resource/VmwareResource.java
@@ -3296,10 +3296,10 @@ public class VmwareResource implements StoragePoolResource, ServerResource, Vmwa
         int scsiUnitNumber = 0;
     	
     	for(DiskTO vol: sortedDisks) {
-    		VolumeObjectTO volumeTO = (VolumeObjectTO)vol.getData();
-    		
             if (vol.getType() == Volume.Type.ISO)
                 continue;
+            
+    		VolumeObjectTO volumeTO = (VolumeObjectTO)vol.getData();
 
             controllerKey = getDiskController(vol, vmSpec, ideControllerKey, scsiControllerKey);