diff options
| author | Zhang Qilong <zhangqilong3@huawei.com> | 2022-09-26 16:44:56 +0800 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2022-10-18 10:29:39 +0200 |
| commit | 3ada71310d2c68eebb57772df6bb1f5f033ae802 (patch) | |
| tree | 67cafb2ce9cd8006c2b1bdefd6a4352534d26c72 /drivers/mtd/nand/raw/tegra_nand.c | |
| parent | 1f3b494d1fc18ebb37aaa47107e9b84bf5b54ff7 (diff) | |
| download | linux-3ada71310d2c68eebb57772df6bb1f5f033ae802.tar.bz2 | |
mtd: rawnand: tegra: Fix PM disable depth imbalance in probe
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: d7d9f8ec77fe9 ("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
Diffstat (limited to 'drivers/mtd/nand/raw/tegra_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/tegra_nand.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/tegra_nand.c b/drivers/mtd/nand/raw/tegra_nand.c index e12f9f580a15..a9b9031ce616 100644 --- a/drivers/mtd/nand/raw/tegra_nand.c +++ b/drivers/mtd/nand/raw/tegra_nand.c @@ -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; } |