Re: [PATCH 143/173] ASoC: sunxi: sun50i-dmic: Convert to platform remove callback returning void

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Dne sreda, 15. marec 2023 ob 16:07:15 CET je Uwe Kleine-König napisal(a):
> The .remove() callback for a platform driver returns an int which makes
> many driver authors wrongly assume it's possible to do error handling by
> returning an error code. However the value returned is (mostly) ignored
> and this typically results in resource leaks. To improve here there is a
> quest to make the remove callback return void. In the first step of this
> quest all drivers are converted to .remove_new() which already returns
> void.
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>

Acked-by: Jernej Skrabec <jernej.skrabec@xxxxxxxxx>

Best regards,
Jernej

> ---
>  sound/soc/sunxi/sun50i-dmic.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/sound/soc/sunxi/sun50i-dmic.c b/sound/soc/sunxi/sun50i-dmic.c
> index 069c993acb31..c10439b9e0a2 100644
> --- a/sound/soc/sunxi/sun50i-dmic.c
> +++ b/sound/soc/sunxi/sun50i-dmic.c
> @@ -373,13 +373,11 @@ static int sun50i_dmic_probe(struct platform_device
> *pdev) return ret;
>  }
> 
> -static int sun50i_dmic_remove(struct platform_device *pdev)
> +static void sun50i_dmic_remove(struct platform_device *pdev)
>  {
>  	pm_runtime_disable(&pdev->dev);
>  	if (!pm_runtime_status_suspended(&pdev->dev))
>  		sun50i_dmic_runtime_suspend(&pdev->dev);
> -
> -	return 0;
>  }
> 
>  static const struct dev_pm_ops sun50i_dmic_pm = {
> @@ -394,7 +392,7 @@ static struct platform_driver sun50i_dmic_driver = {
>  		.pm     = &sun50i_dmic_pm,
>  	},
>  	.probe          = sun50i_dmic_probe,
> -	.remove         = sun50i_dmic_remove,
> +	.remove_new     = sun50i_dmic_remove,
>  };
> 
>  module_platform_driver(sun50i_dmic_driver);








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