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mtd: rawnand: tegra: Fix PM disable depth imbalance in probe

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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.

Cc: stable@vger.kernel.org
Fixes: d7d9f8ec77 ("mtd: rawnand: add NVIDIA Tegra NAND Flash controller driver")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220926084456.98160-1-zhangqilong3@huawei.com
This commit is contained in:
Zhang Qilong 2022-09-26 16:44:56 +08:00 committed by Miquel Raynal
parent 1f3b494d1f
commit 3ada71310d
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/nand/raw/tegra_nand.c
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@ -1181,7 +1181,7 @@ static int tegra_nand_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
err = pm_runtime_resume_and_get(&pdev->dev);
if (err)
return err;
goto err_dis_pm;
err = reset_control_reset(rst);
if (err) {
@ -1215,6 +1215,8 @@ static int tegra_nand_probe(struct platform_device *pdev)
err_put_pm:
pm_runtime_put_sync_suspend(ctrl->dev);
pm_runtime_force_suspend(ctrl->dev);
err_dis_pm:
pm_runtime_disable(&pdev->dev);
return err;
}