staging: unisys: visorbus: Get rid of passthrough function visorchipset_device_create

The function visorchipset_device_create just called create_visor_device,
we can just combine it with create_visor_device.
Signed-off-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorbus/visorbus_main.c

@@ -658,7 +658,7 @@ EXPORT_SYMBOL_GPL(visorbus_disable_channel_interrupts);
  * Return: 0 if successful, otherwise the negative value returned by
  *         device_add() indicating the reason for failure
  */
-static int create_visor_device(struct visor_device *dev)
+int create_visor_device(struct visor_device *dev)
 {
 	int err;
 	u32 chipset_bus_no = dev->chipset_bus_no;
@@ -705,6 +705,8 @@ static int create_visor_device(struct visor_device *dev)
 		goto err_put;
 
 	list_add_tail(&dev->list_all, &list_all_device_instances);
+	dev->state.created = 1;
+	visorbus_response(dev, err, CONTROLVM_DEVICE_CREATE);
 	/* success: reference kept via unmatched get_device() */
 	return 0;
 
@@ -1117,20 +1119,6 @@ static void remove_all_visor_devices(void)
 	}
 }
 
-int visorchipset_device_create(struct visor_device *dev_info)
-{
-	int err;
-
-	err = create_visor_device(dev_info);
-	if (err < 0)
-		return err;
-
-	visorbus_response(dev_info, err, CONTROLVM_DEVICE_CREATE);
-	dev_info->state.created = 1;
-
-	return 0;
-}
-
 void visorchipset_device_destroy(struct visor_device *dev_info)
 {
 	remove_visor_device(dev_info);

drivers/staging/unisys/visorbus/visorbus_private.h

@@ -25,7 +25,7 @@
 
 int visorbus_create_instance(struct visor_device *dev);
 void visorbus_remove_instance(struct visor_device *bus_info);
-int visorchipset_device_create(struct visor_device *dev_info);
+int create_visor_device(struct visor_device *dev_info);
 void visorchipset_device_destroy(struct visor_device *dev_info);
 int visorchipset_device_pause(struct visor_device *dev_info);
 int visorchipset_device_resume(struct visor_device *dev_info);

drivers/staging/unisys/visorbus/visorchipset.c

@@ -833,8 +833,8 @@ static int visorbus_device_create(struct controlvm_message *inmsg)
 		       sizeof(struct controlvm_message_header));
 		dev_info->pending_msg_hdr = pmsg_hdr;
 	}
-	/* visorchipset_device_create will send response */
-	err = visorchipset_device_create(dev_info);
+	/* create_visor_device will send response */
+	err = create_visor_device(dev_info);
 	if (err)
 		goto err_destroy_visorchannel;