From: Zhang Qilong <zhangqilong3@xxxxxxxxxx> [ Upstream commit ec8684847d8062496c4619bc3fcff31c19d56847 ] pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to pm_runtime_put_noidle will result in reference leak in knav_queue_probe, so we should fix it. Fixes: 41f93af900a20 ("soc: ti: add Keystone Navigator QMSS driver") Signed-off-by: Zhang Qilong <zhangqilong3@xxxxxxxxxx> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/soc/ti/knav_qmss_queue.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c index 1ccc9064e1eb5..dbbf15e7ef6e1 100644 --- a/drivers/soc/ti/knav_qmss_queue.c +++ b/drivers/soc/ti/knav_qmss_queue.c @@ -1791,6 +1791,7 @@ static int knav_queue_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) { + pm_runtime_put_noidle(&pdev->dev); dev_err(dev, "Failed to enable QMSS\n"); return ret; } -- 2.27.0