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ASoC: mediatek: fix error handling in mt2701_afe_pcm_dev_probe()
authorRyder Lee <ryder.lee@mediatek.com>
Tue, 2 Jan 2018 11:47:18 +0000 (19:47 +0800)
committerMark Brown <broonie@kernel.org>
Wed, 3 Jan 2018 12:10:35 +0000 (12:10 +0000)
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>
Tested-by: Garlic Tseng <garlic.tseng@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/mediatek/mt2701/mt2701-afe-pcm.c

index 8fda182..a7362d1 100644 (file)
@@ -1590,12 +1590,16 @@ 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;
-       pm_runtime_get_sync(&pdev->dev);
 
-       ret = snd_soc_register_platform(&pdev->dev, &mtk_afe_pcm_platform);
+       pm_runtime_enable(dev);
+       if (!pm_runtime_enabled(dev)) {
+               ret = mt2701_afe_runtime_resume(dev);
+               if (ret)
+                       goto err_pm_disable;
+       }
+       pm_runtime_get_sync(dev);
+
+       ret = snd_soc_register_platform(dev, &mtk_afe_pcm_platform);
        if (ret) {
                dev_warn(dev, "err_platform\n");
                goto err_platform;
@@ -1610,35 +1614,28 @@ 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);
-
+       snd_soc_unregister_platform(dev);
 err_platform:
-       snd_soc_unregister_platform(&pdev->dev);
-
+       pm_runtime_put_sync(dev);
 err_pm_disable:
-       pm_runtime_disable(&pdev->dev);
+       pm_runtime_disable(dev);
 
        return ret;
 }
 
 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;
 }