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- To: <u.kleine-koenig@xxxxxxxxxxxxxx>, <peda@xxxxxxxxxx>, <codrin.ciubotariu@xxxxxxxxxxxxx>, <lgirdwood@xxxxxxxxx>, <broonie@xxxxxxxxxx>, <perex@xxxxxxxx>, <tiwai@xxxxxxxx>, <Nicolas.Ferre@xxxxxxxxxxxxx>, <alexandre.belloni@xxxxxxxxxxx>
- Subject: Re: [PATCH 033/173] ASoC: atmel: tse850-pcm5142: Convert to platform remove callback returning void
- From: <Claudiu.Beznea@xxxxxxxxxxxxx>
- Date: Thu, 16 Mar 2023 11:11:34 +0000
- Cc: alsa-devel@xxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, kernel@xxxxxxxxxxxxxx
- In-reply-to: <20230315150745.67084-34-u.kleine-koenig@pengutronix.de>
- References: <20230315150745.67084-1-u.kleine-koenig@pengutronix.de> <20230315150745.67084-34-u.kleine-koenig@pengutronix.de>
- User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0
On 15.03.2023 17:05, Uwe Kleine-König wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > 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> Reviewed-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx> > --- > sound/soc/atmel/tse850-pcm5142.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/sound/soc/atmel/tse850-pcm5142.c b/sound/soc/atmel/tse850-pcm5142.c > index ef537de7719c..efead272d92b 100644 > --- a/sound/soc/atmel/tse850-pcm5142.c > +++ b/sound/soc/atmel/tse850-pcm5142.c > @@ -412,15 +412,13 @@ static int tse850_probe(struct platform_device *pdev) > return ret; > } > > -static int tse850_remove(struct platform_device *pdev) > +static void tse850_remove(struct platform_device *pdev) > { > struct snd_soc_card *card = platform_get_drvdata(pdev); > struct tse850_priv *tse850 = snd_soc_card_get_drvdata(card); > > snd_soc_unregister_card(card); > regulator_disable(tse850->ana); > - > - return 0; > } > > static const struct of_device_id tse850_dt_ids[] = { > @@ -435,7 +433,7 @@ static struct platform_driver tse850_driver = { > .of_match_table = of_match_ptr(tse850_dt_ids), > }, > .probe = tse850_probe, > - .remove = tse850_remove, > + .remove_new = tse850_remove, > }; > > module_platform_driver(tse850_driver); > -- > 2.39.2 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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