Calling pm_runtime_get_sync increments the counter even in case of failure, causing incorrect ref count. Call pm_runtime_put if pm_runtime_get_sync fails. Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx> --- drivers/dma/tegra210-adma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c index c4ce5dfb149b..87f2a1bed3aa 100644 --- a/drivers/dma/tegra210-adma.c +++ b/drivers/dma/tegra210-adma.c @@ -869,8 +869,10 @@ static int tegra_adma_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); ret = pm_runtime_get_sync(&pdev->dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_sync(&pdev->dev); goto rpm_disable; + } ret = tegra_adma_init(tdma); if (ret) -- 2.17.1