Messages in this thread Patch in this message | | | From | Navid Emamdoost <> | Subject | [PATCH] spi: tegra20-slink: call pm_runtime_put if pm_runtime_get_sync fails | Date | Tue, 2 Jun 2020 00:22:14 -0500 |
| |
Call to pm_runtime_get_sync increments counter even in case of failure leading to incorrect ref count. Call pm_runtime_put if pm_runtime_get_sync fails.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> --- drivers/spi/spi-tegra20-slink.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 7f4d932dade7..15361db00982 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1118,6 +1118,7 @@ static int tegra_slink_probe(struct platform_device *pdev) ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) { dev_err(&pdev->dev, "pm runtime get failed, e = %d\n", ret); + pm_runtime_put(&pdev->dev); goto exit_pm_disable; } tspi->def_command_reg = SLINK_M_S; -- 2.17.1
| |