From 8f7b90badff897933944880df69e10fdfdf6378d Mon Sep 17 00:00:00 2001
From: Fang Wang <fang.wang@citrix.com>
Date: Thu, 25 Jul 2013 16:03:56 -0700
Subject: [PATCH] CLOUDSTACK-3759 [Automation] Failed to attach volume to VM,
 while vm are in stopped state Fix the null pointer.

Signed-off-by: Edison Su <sudison@gmail.com>
---
 server/src/com/cloud/storage/VolumeManagerImpl.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/src/com/cloud/storage/VolumeManagerImpl.java b/server/src/com/cloud/storage/VolumeManagerImpl.java
index 3cce8b616c3..393904e59c2 100644
--- a/server/src/com/cloud/storage/VolumeManagerImpl.java
+++ b/server/src/com/cloud/storage/VolumeManagerImpl.java
@@ -1543,6 +1543,10 @@ public class VolumeManagerImpl extends ManagerBase implements VolumeManager {
     }
 
     private boolean needMoveVolume(VolumeVO rootVolumeOfVm, VolumeInfo volume) {
+        if (rootVolumeOfVm.getPoolId() == null || volume.getPoolId() == null) {
+            return false;
+        }
+
         DataStore storeForRootVol = dataStoreMgr.getPrimaryDataStore(rootVolumeOfVm.getPoolId());
         DataStore storeForDataVol = dataStoreMgr.getPrimaryDataStore(volume.getPoolId());