diff --git a/[refs] b/[refs]
index ef0fb26698d8..cb5cf350b506 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b9d4e714a86a4e88c2f530c76597f7025e5851d6
+refs/heads/master: 8f257a142fc3868d69de3f996b95d7bdbc509560
diff --git a/trunk/drivers/hv/vmbus_drv.c b/trunk/drivers/hv/vmbus_drv.c
index c3875f72b5bf..a220e5746d67 100644
--- a/trunk/drivers/hv/vmbus_drv.c
+++ b/trunk/drivers/hv/vmbus_drv.c
@@ -627,10 +627,7 @@ void vmbus_driver_unregister(struct hv_driver *hv_driver)
 	pr_info("unregistering driver %s\n", hv_driver->name);
 
 	if (!vmbus_exists())
-		return;
-
-	driver_unregister(&hv_driver->driver);
-
+		driver_unregister(&hv_driver->driver);
 }
 EXPORT_SYMBOL_GPL(vmbus_driver_unregister);