Staging: hv: blkvsc_drv: Get rid of the indirection for invoking cleanup function

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/blkvsc_drv.c

@@ -196,7 +196,6 @@ static int blk_vsc_initialize(struct hv_driver *driver)
 		    stor_driver->max_outstanding_req_per_channel);
 
 	/* Setup the dispatch table */
-	stor_driver->base.cleanup = storvsc_cleanup;
 	stor_driver->on_io_request = stor_vsc_on_io_request;
 
 	return ret;
@@ -917,8 +916,7 @@ static void blkvsc_drv_exit(void)
 		device_unregister(current_dev);
 	}
 
-	if (storvsc_drv->base.cleanup)
-		storvsc_drv->base.cleanup(&storvsc_drv->base);
+	storvsc_cleanup(&storvsc_drv->base);
 
 	vmbus_child_driver_unregister(&drv->driver);