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i2c: davinci: fix PM disable depth imbalance in davinci_i2c_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.

Fixes: 17f88151ff ("i2c: davinci: Add PM Runtime Support")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Reviewed-by: Bartosz Golaszewski <brgl@bgdev.pl>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Zhang Qilong 2022-09-29 22:30:38 +08:00 committed by Wolfram Sang
parent 367d4c887a
commit e2062df704
1 changed files with 2 additions and 1 deletions
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3
drivers/i2c/busses/i2c-davinci.c
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@ -823,7 +823,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
r = pm_runtime_resume_and_get(dev->dev);
if (r < 0) {
dev_err(dev->dev, "failed to runtime_get device: %d\n", r);
return r;
goto err_pm;
}
i2c_davinci_init(dev);
@ -882,6 +882,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
err_unuse_clocks:
pm_runtime_dont_use_autosuspend(dev->dev);
pm_runtime_put_sync(dev->dev);
err_pm:
pm_runtime_disable(dev->dev);
return r;