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mtd: rawnand: omap_elm: Fix runtime PM imbalance on error

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pm_runtime_get_sync() increments the runtime PM usage counter even
when it 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>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200522104008.28340-1-dinghao.liu@zju.edu.cn
This commit is contained in:
Dinghao Liu 2020-05-22 18:40:06 +08:00 committed by Miquel Raynal
parent 8e935b92d2
commit 37f7212148
1 changed files with 1 additions and 0 deletions
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drivers/mtd/nand/raw/omap_elm.c
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@ -411,6 +411,7 @@ static int elm_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
if (pm_runtime_get_sync(&pdev->dev) < 0) {
ret = -EINVAL;
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
dev_err(&pdev->dev, "can't enable clock\n");
return ret;