RE: [PATCH] wifi: rtl8xxxu: use module_usb_driver

[Ping-Ke Shih]

> -----Original Message-----
> From: Martin Kaiser <martin@xxxxxxxxx>
> Sent: Wednesday, March 8, 2023 3:57 AM
> To: Jes Sorensen <Jes.Sorensen@xxxxxxxxx>; Kalle Valo <kvalo@xxxxxxxxxx>; David S. Miller
> <davem@xxxxxxxxxxxxx>; Eric Dumazet <edumazet@xxxxxxxxxx>; Jakub Kicinski <kuba@xxxxxxxxxx>; Paolo Abeni
> <pabeni@xxxxxxxxxx>
> Cc: Martin Kaiser <martin@xxxxxxxxx>; linux-wireless@xxxxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx
> Subject: [PATCH] wifi: rtl8xxxu: use module_usb_driver
> 
> We can use the module_usb_driver macro instead of open-coding the driver's
> init and exit functions. This is simpler and saves some lines of code.
> Other realtek wireless drivers use module_usb_driver as well.
> 
> Signed-off-by: Martin Kaiser <martin@xxxxxxxxx>

Reviewed-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>


> ---
>  .../wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 20 +------------------
>  1 file changed, 1 insertion(+), 19 deletions(-)
> 
> diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
> b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
> index e619ed21fbfe..58dbad9a14c2 100644
> --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
> +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
> @@ -7455,24 +7455,6 @@ static struct usb_driver rtl8xxxu_driver = {
>         .disable_hub_initiated_lpm = 1,
>  };
> 
> -static int __init rtl8xxxu_module_init(void)
> -{
> -       int res;
> -
> -       res = usb_register(&rtl8xxxu_driver);
> -       if (res < 0)
> -               pr_err(DRIVER_NAME ": usb_register() failed (%i)\n", res);
> -
> -       return res;
> -}
> -
> -static void __exit rtl8xxxu_module_exit(void)
> -{
> -       usb_deregister(&rtl8xxxu_driver);
> -}
> -
> -
>  MODULE_DEVICE_TABLE(usb, dev_table);
> 
> -module_init(rtl8xxxu_module_init);
> -module_exit(rtl8xxxu_module_exit);
> +module_usb_driver(rtl8xxxu_driver);
> --
> 2.30.2