diff options
| author | Wang Li <wangli74@huawei.com> | 2021-04-09 12:54:58 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-04-09 15:44:03 +0300 |
| commit | cec77e0a249892ceb10061bf17b63f9fb111d870 (patch) | |
| tree | fa4b4154f69b0613d8ae4981cfb7d6a537d9ab49 /drivers/spi | |
| parent | e980048263ba72dcdbbf45d59e84c02001340f75 (diff) | |
| download | linux-cec77e0a249892ceb10061bf17b63f9fb111d870.tar.xz | |
spi: qup: fix PM reference leak in spi_qup_remove()
pm_runtime_get_sync will increment pm usage counter even it failed.
Forgetting to putting operation will result in reference leak here.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Li <wangli74@huawei.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210409095458.29921-1-wangli74@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-qup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index 8dcb2e70735c..d39dec6d1c91 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -1263,7 +1263,7 @@ static int spi_qup_remove(struct platform_device *pdev) struct spi_qup *controller = spi_master_get_devdata(master); int ret; - ret = pm_runtime_get_sync(&pdev->dev); + ret = pm_runtime_resume_and_get(&pdev->dev); if (ret < 0) return ret; |