From 4c8f5e0591e7bb9c83d849a22274f33a5ec7e7fa Mon Sep 17 00:00:00 2001
From: anthony <anthony@cloud.com>
Date: Tue, 26 Jul 2011 17:39:24 -0700
Subject: [PATCH] fixed NPE, secondary storage VM host may not exist even the
 secondary storage VM is running

---
 .../cloud/storage/secondary/SecondaryStorageManagerImpl.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java b/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
index a8ada877a8b..f6687540790 100644
--- a/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
+++ b/server/src/com/cloud/storage/secondary/SecondaryStorageManagerImpl.java
@@ -391,6 +391,9 @@ public class SecondaryStorageManagerImpl implements SecondaryStorageVmManager, V
             }
             String instanceName = ssVm.getInstanceName();
             HostVO host = _hostDao.findByName(instanceName);
+            if ( host == null ) {
+                continue;
+            }
             Answer answer = _agentMgr.easySend(host.getId(), thiscpc);
             if (answer != null && answer.getResult()) {
                 if (s_logger.isDebugEnabled()) {