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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2023-03-15 18:05:38 +0300
committerMark Brown <broonie@kernel.org>2023-03-20 16:07:40 +0300
commitacd39a3729829587128a0d58dbd13c1b23066259 (patch)
tree71241175bc78f38a8f8b486edae7d1ef860c3c1a /sound/soc/codecs/cs47l90.c
parentf71d98e5c6a979476bcf366b9764573c3fe578cf (diff)
downloadlinux-acd39a3729829587128a0d58dbd13c1b23066259.tar.xz
ASoC: codecs: cs47l90: Convert to platform remove callback returning void
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@pengutronix.de> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Acked-by: Takashi Iwai <tiwai@suse.de> Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com> Link: https://lore.kernel.org/r/20230315150745.67084-47-u.kleine-koenig@pengutronix.de Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/cs47l90.c')
-rw-r--r--sound/soc/codecs/cs47l90.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/sound/soc/codecs/cs47l90.c b/sound/soc/codecs/cs47l90.c
index 1ad6526c7871..cdd5e7e20b5d 100644
--- a/sound/soc/codecs/cs47l90.c
+++ b/sound/soc/codecs/cs47l90.c
@@ -2618,7 +2618,7 @@ error_core:
return ret;
}
-static int cs47l90_remove(struct platform_device *pdev)
+static void cs47l90_remove(struct platform_device *pdev)
{
struct cs47l90 *cs47l90 = platform_get_drvdata(pdev);
int i;
@@ -2633,8 +2633,6 @@ static int cs47l90_remove(struct platform_device *pdev)
madera_set_irq_wake(cs47l90->core.madera, MADERA_IRQ_DSP_IRQ1, 0);
madera_free_irq(cs47l90->core.madera, MADERA_IRQ_DSP_IRQ1, cs47l90);
madera_core_free(&cs47l90->core);
-
- return 0;
}
static struct platform_driver cs47l90_codec_driver = {
@@ -2642,7 +2640,7 @@ static struct platform_driver cs47l90_codec_driver = {
.name = "cs47l90-codec",
},
.probe = &cs47l90_probe,
- .remove = &cs47l90_remove,
+ .remove_new = cs47l90_remove,
};
module_platform_driver(cs47l90_codec_driver);