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Subject[PATCH] ASoC: img-spdif-in: Fix runtime PM imbalance on error
Date
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
sound/soc/img/img-spdif-in.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/soc/img/img-spdif-in.c b/sound/soc/img/img-spdif-in.c
index fd639f4d082b..46ff8a3621d5 100644
--- a/sound/soc/img/img-spdif-in.c
+++ b/sound/soc/img/img-spdif-in.c
@@ -753,8 +753,10 @@ static int img_spdif_in_probe(struct platform_device *pdev)
goto err_pm_disable;
}
ret = pm_runtime_get_sync(&pdev->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(&pdev->dev);
goto err_suspend;
+ }

rst = devm_reset_control_get_exclusive(&pdev->dev, "rst");
if (IS_ERR(rst)) {
--
2.17.1
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