linux-kernel - [PATCH -next] usb: appledisplay: use module_usb

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Message-ID: <20200918031012.3980558-1-liushixin2@huawei.com>
Date:   Fri, 18 Sep 2020 11:10:12 +0800
From:   Liu Shixin <liushixin2@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Liu Shixin <liushixin2@...wei.com>
Subject: [PATCH -next] usb: appledisplay: use module_usb_driver to simplify the code

module_usb_driver() makes the code simpler by eliminating
boilerplate code.

Signed-off-by: Liu Shixin <liushixin2@...wei.com>
---
 drivers/usb/misc/appledisplay.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index 36fed1a09666..c8098e9b432e 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -342,20 +342,8 @@ static struct usb_driver appledisplay_driver = {
 	.disconnect	= appledisplay_disconnect,
 	.id_table	= appledisplay_table,
 };
-
-static int __init appledisplay_init(void)
-{
-	return usb_register(&appledisplay_driver);
-}
-
-static void __exit appledisplay_exit(void)
-{
-	usb_deregister(&appledisplay_driver);
-}
+module_usb_driver(appledisplay_driver);
 
 MODULE_AUTHOR("Michael Hanselmann");
 MODULE_DESCRIPTION("Apple Cinema Display driver");
 MODULE_LICENSE("GPL");
-
-module_init(appledisplay_init);
-module_exit(appledisplay_exit);
-- 
2.25.1