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Subject[PATCH] ASoC: img-spdif-out: 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-out.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/soc/img/img-spdif-out.c b/sound/soc/img/img-spdif-out.c
index 456c462d52fb..b1d8e4535726 100644
--- a/sound/soc/img/img-spdif-out.c
+++ b/sound/soc/img/img-spdif-out.c
@@ -370,8 +370,10 @@ static int img_spdif_out_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;
+ }

img_spdif_out_writel(spdif, IMG_SPDIF_OUT_CTL_FS_MASK,
IMG_SPDIF_OUT_CTL);
--
2.17.1
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