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Subject[PATCH 1/4] ASoC: mediatek: fix error handling in mt2701_afe_pcm_dev_probe()
Date
Fix unbalanced error handling path which will get incorrect counts
if probe failed. The .remove() should be adjusted accordingly.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
sound/soc/mediatek/mt2701/mt2701-afe-pcm.c | 23 ++++++++++-------------
1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
index 8fda182..b3f6f73 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
@@ -1591,8 +1591,12 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, afe);
pm_runtime_enable(&pdev->dev);
- if (!pm_runtime_enabled(&pdev->dev))
- goto err_pm_disable;
+ if (!pm_runtime_enabled(&pdev->dev)) {
+ ret = mt2701_afe_runtime_resume(&pdev->dev);
+ if (ret)
+ goto err_pm_disable;
+ }
+
pm_runtime_get_sync(&pdev->dev);

ret = snd_soc_register_platform(&pdev->dev, &mtk_afe_pcm_platform);
@@ -1610,16 +1614,12 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)
goto err_dai_component;
}

- mt2701_afe_runtime_resume(&pdev->dev);
-
return 0;

err_dai_component:
- snd_soc_unregister_component(&pdev->dev);
-
-err_platform:
snd_soc_unregister_platform(&pdev->dev);
-
+err_platform:
+ pm_runtime_put_sync(&pdev->dev);
err_pm_disable:
pm_runtime_disable(&pdev->dev);

@@ -1628,17 +1628,14 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)

static int mt2701_afe_pcm_dev_remove(struct platform_device *pdev)
{
- struct mtk_base_afe *afe = platform_get_drvdata(pdev);
-
+ pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
if (!pm_runtime_status_suspended(&pdev->dev))
mt2701_afe_runtime_suspend(&pdev->dev);
- pm_runtime_put_sync(&pdev->dev);

snd_soc_unregister_component(&pdev->dev);
snd_soc_unregister_platform(&pdev->dev);
- /* disable afe clock */
- mt2701_afe_disable_clock(afe);
+
return 0;
}

--
1.9.1
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