[PATCH v2 2/2] ASoC: arizona: Fix PM disable depth imbalance on error

Zhang Qilong zhangqilong3 at huawei.com
Thu Nov 12 13:41:40 CET 2020


The pm_runtime_enable will increase power disable depth. Thus
a pairing decrement is needed on the error handling path to
keep it balanced according to context.

Fixes: 85e7dd3f871b9 ("ASoC: arizona: Add support for setting the output volume limits")
Signed-off-by: Zhang Qilong <zhangqilong3 at huawei.com>
---
 sound/soc/codecs/wm8997.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/wm8997.c b/sound/soc/codecs/wm8997.c
index 229f2986cd96..014328162262 100644
--- a/sound/soc/codecs/wm8997.c
+++ b/sound/soc/codecs/wm8997.c
@@ -1163,10 +1163,10 @@ static int wm8997_probe(struct platform_device *pdev)
 
 	ret = arizona_init_vol_limit(arizona);
 	if (ret < 0)
-		return ret;
+		goto err_pm_disable;
 	ret = arizona_init_spk_irqs(arizona);
 	if (ret < 0)
-		return ret;
+		goto err_pm_disable;
 
 	ret = devm_snd_soc_register_component(&pdev->dev,
 					      &soc_component_dev_wm8997,
@@ -1181,6 +1181,8 @@ static int wm8997_probe(struct platform_device *pdev)
 
 err_spk_irqs:
 	arizona_free_spk_irqs(arizona);
+err_pm_disable:
+	pm_runtime_disable(&pdev->dev);
 
 	return ret;
 }
-- 
2.25.4



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