[Upgrade from 3.0.6 to 4.2][vmware] After upgrade the system vms fail to come up because "Secondary storage mount point" is pointing to a wrong location

when secondary storage is mounted as read-only, changing permission of files on it will fail. But we should still stick to current mount point instread of
returning a wrong mount point /mnt/sec

plugins/hypervisors/vmware/src/com/cloud/hypervisor/vmware/manager/VmwareManagerImpl.java

@@ -758,7 +758,6 @@ public class VmwareManagerImpl extends ManagerBase implements VmwareManager, Vmw
         result = script.execute();
         if (result != null) {
             s_logger.warn("Unable to set permissions for " + mountPoint + " due to " + result);
-            return null;
         }
         return mountPoint;
     }