Re: [PATCH 02/24] Input: gpio_keys - Simplify with dev_err_probe()

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On Wed, Aug 26, 2020 at 08:16:44PM +0200, Krzysztof Kozlowski wrote:
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and also it prints the error value.

> --- a/drivers/input/keyboard/gpio_keys.c
> +++ b/drivers/input/keyboard/gpio_keys.c
> @@ -505,10 +505,7 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
>  				 */
>  				bdata->gpiod = NULL;

gpiod_get_optional()?
Do not see much context though (but please double check your series for these
kind of things).

>  			} else {
> -				if (error != -EPROBE_DEFER)
> -					dev_err(dev, "failed to get gpio: %d\n",
> -						error);
> -				return error;
> +				return dev_err_probe(dev, error, "failed to get gpio\n");
>  			}
>  		}
>  	} else if (gpio_is_valid(button->gpio)) {

-- 
With Best Regards,
Andy Shevchenko





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