usb: core: Use module_led_trigger macro to simplify the code

Use the module_led_trigger macro to simplify the code, which is the
same as declaring with module_init() and module_exit().

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Link: https://lore.kernel.org/r/20230815074648.1015175-1-lizetao1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/core/ledtrig-usbport.c b/drivers/usb/core/ledtrig-usbport.c
index ba371a2..85c999f 100644 (file)
--- a/drivers/usb/core/ledtrig-usbport.c
+++ b/drivers/usb/core/ledtrig-usbport.c
@@ -350,18 +350,7 @@ static struct led_trigger usbport_led_trigger = {
        .deactivate = usbport_trig_deactivate,
 };
 
-static int __init usbport_trig_init(void)
-{
-       return led_trigger_register(&usbport_led_trigger);
-}
-
-static void __exit usbport_trig_exit(void)
-{
-       led_trigger_unregister(&usbport_led_trigger);
-}
-
-module_init(usbport_trig_init);
-module_exit(usbport_trig_exit);
+module_led_trigger(usbport_led_trigger);
 
 MODULE_AUTHOR("Rafał Miłecki <rafal@milecki.pl>");
 MODULE_DESCRIPTION("USB port trigger");