File del_usb_xend_entry.patch of Package xen

Index: xen-4.2.0-testing/tools/python/xen/xend/XendDomainInfo.py
===================================================================
--- xen-4.2.0-testing.orig/tools/python/xen/xend/XendDomainInfo.py
+++ xen-4.2.0-testing/tools/python/xen/xend/XendDomainInfo.py
@@ -1298,8 +1298,15 @@ class XendDomainInfo:
                 frontpath = self.getDeviceController(deviceClass).frontendPath(dev)
                 backpath = xstransact.Read(frontpath, "backend")
                 thread.start_new_thread(self.getDeviceController(deviceClass).finishDeviceCleanup, (backpath, path))
-
-            rc = self.getDeviceController(deviceClass).destroyDevice(devid, force)
+            if deviceClass =='vusb':
+                dev = self.getDeviceController(deviceClass).convertToDeviceNumber(devid)
+                state = self.getDeviceController(deviceClass).readBackend(dev, 'state')
+                if state == '1':
+                    rc = self.getDeviceController(deviceClass).destroyDevice(devid, True)
+                else:
+                    rc = self.getDeviceController(deviceClass).destroyDevice(devid, force)
+            else:
+                rc = self.getDeviceController(deviceClass).destroyDevice(devid, force)
             if not force and rm_cfg:
                 # The backend path, other than the device itself,
                 # has to be passed because its accompanied frontend