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[122/173] ASoC: rockchip: rockchip_rt5645: Convert to platform remove callback returning void

Message ID 20230315150745.67084-123-u.kleine-koenig@pengutronix.de (mailing list archive)
State Accepted
Commit ed1e0f5a273c2dcbfede81831aa14c1039ad6930
Headers show
Series ALSA/ASoC: Convert to platform remove callback returning void | expand

Commit Message

Uwe Kleine-König March 15, 2023, 3:06 p.m. UTC
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>
---
 sound/soc/rockchip/rockchip_rt5645.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/sound/soc/rockchip/rockchip_rt5645.c b/sound/soc/rockchip/rockchip_rt5645.c
index d07cc5c813f2..e73a342b7953 100644
--- a/sound/soc/rockchip/rockchip_rt5645.c
+++ b/sound/soc/rockchip/rockchip_rt5645.c
@@ -206,14 +206,12 @@  static int snd_rk_mc_probe(struct platform_device *pdev)
 	return ret;
 }
 
-static int snd_rk_mc_remove(struct platform_device *pdev)
+static void snd_rk_mc_remove(struct platform_device *pdev)
 {
 	of_node_put(rk_dailink.cpus->of_node);
 	rk_dailink.cpus->of_node = NULL;
 	of_node_put(rk_dailink.codecs->of_node);
 	rk_dailink.codecs->of_node = NULL;
-
-	return 0;
 }
 
 static const struct of_device_id rockchip_rt5645_of_match[] = {
@@ -225,7 +223,7 @@  MODULE_DEVICE_TABLE(of, rockchip_rt5645_of_match);
 
 static struct platform_driver snd_rk_mc_driver = {
 	.probe = snd_rk_mc_probe,
-	.remove = snd_rk_mc_remove,
+	.remove_new = snd_rk_mc_remove,
 	.driver = {
 		.name = DRV_NAME,
 		.pm = &snd_soc_pm_ops,