Re: [PATCH 141/173] ASoC: sunxi: sun4i-i2s: Convert to platform remove callback returning void

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Dne sreda, 15. marec 2023 ob 16:07:13 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/sun4i-i2s.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
> index 6028871825ba..669d712bbe9f 100644
> --- a/sound/soc/sunxi/sun4i-i2s.c
> +++ b/sound/soc/sunxi/sun4i-i2s.c
> @@ -1606,7 +1606,7 @@ static int sun4i_i2s_probe(struct platform_device
> *pdev) return ret;
>  }
> 
> -static int sun4i_i2s_remove(struct platform_device *pdev)
> +static void sun4i_i2s_remove(struct platform_device *pdev)
>  {
>  	struct sun4i_i2s *i2s = dev_get_drvdata(&pdev->dev);
> 
> @@ -1616,8 +1616,6 @@ static int sun4i_i2s_remove(struct platform_device
> *pdev)
> 
>  	if (!IS_ERR(i2s->rst))
>  		reset_control_assert(i2s->rst);
> -
> -	return 0;
>  }
> 
>  static const struct of_device_id sun4i_i2s_match[] = {
> @@ -1660,7 +1658,7 @@ static const struct dev_pm_ops sun4i_i2s_pm_ops = {
> 
>  static struct platform_driver sun4i_i2s_driver = {
>  	.probe	= sun4i_i2s_probe,
> -	.remove	= sun4i_i2s_remove,
> +	.remove_new = sun4i_i2s_remove,
>  	.driver	= {
>  		.name		= "sun4i-i2s",
>  		.of_match_table	= sun4i_i2s_match,








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