Re: [PATCH v4 04/11] gpiolib: provide gpio_device_find_by_label()

From: Andy Shevchenko
Date: Mon Oct 02 2023 - 05:44:33 EST


On Wed, Sep 27, 2023 at 04:29:24PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> By far the most common way of looking up GPIO devices is using their
> label. Provide a helpers for that to avoid every user implementing their
> own matching function.

...

> +struct gpio_device *gpio_device_find_by_label(const char *label)
> +{
> + return gpio_device_find((void *)label, gpio_chip_match_by_label);
> +}

Are we expecting that data referenced by the first parameter to the
gpio_device_find() can be altered? If not, why not using const void *
there and here as well?

--
With Best Regards,
Andy Shevchenko