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ASoC: img-spdif-out: Fix runtime PM imbalance on error 

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>
Link: https://lore.kernel.org/r/20200527084610.4790-1-dinghao.liu@zju.edu.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dinghao Liu 2020-05-27 16:46:08 +08:00 committed by Mark Brown
parent 0d71a5cf69
commit 9ad61b5c80
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GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 1 deletions
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4
sound/soc/img/img-spdif-out.c
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@ -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);