Re: [PATCH] gpio: loongson1 :remove unneeded platform_set_drvdata()call

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On Wed, Jul 19, 2023 at 6:14 PM Andrei Coardos <aboutphysycs@xxxxxxxxx> wrote:
>
> In the drivers/gpio/gpio-loongson1 the call to platform_set_drvdata was
> removed.
> This function call was found to be unnecesarry as the associated
> structure is defined inside the local .c file.
> It doesn't use any type of function either so it can be removed without
> any complications.

If there is a ls1x_gpio_remove(), platform_get_drvdata() will be called.
Then platform_set_drvdata() will be necessary.
>
> Reviewed-by: Alexandru Ardelean <alex@xxxxxxxxxxx>
> Signed-off-by: Andrei Coardos <aboutphysycs@xxxxxxxxx>
> ---
>  drivers/gpio/gpio-loongson1.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpio/gpio-loongson1.c b/drivers/gpio/gpio-loongson1.c
> index 6ca3b969db4d..2a57ffa0548b 100644
> --- a/drivers/gpio/gpio-loongson1.c
> +++ b/drivers/gpio/gpio-loongson1.c
> @@ -78,8 +78,6 @@ static int ls1x_gpio_probe(struct platform_device *pdev)
>         if (ret)
>                 goto err;
>
> -       platform_set_drvdata(pdev, ls1x_gc);
> -
>         dev_info(dev, "GPIO controller registered with %d pins\n",
>                  ls1x_gc->gc.ngpio);
>
> --
> 2.34.1
>


-- 
Best regards,

Keguang Zhang




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