Re: [PATCH v1 2/2] gpiolib: of: Drop redundant check in of_mm_gpiochip_remove()

[Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>]

On Wed, Nov 09, 2022 at 05:07:34PM +0200, Andy Shevchenko wrote:
> The callers never call the function with invalid pointer.
> Moreover, compiler quite likely dropped that check anyway
> because we use that pointer before the check.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

Reviewed-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>

> ---
>  drivers/gpio/gpiolib-of.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
> index feeb9e8e846d..83997434215e 100644
> --- a/drivers/gpio/gpiolib-of.c
> +++ b/drivers/gpio/gpiolib-of.c
> @@ -963,9 +963,6 @@ void of_mm_gpiochip_remove(struct of_mm_gpio_chip *mm_gc)
>  {
>  	struct gpio_chip *gc = &mm_gc->gc;
>  
> -	if (!mm_gc)
> -		return;
> -
>  	gpiochip_remove(gc);
>  	iounmap(mm_gc->regs);
>  	kfree(gc->label);
> -- 
> 2.35.1
> 

-- 
Dmitry