Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 102/242] soc: ti: knav_qmss: fix reference leak in knav_queue_probe | Date | Mon, 28 Dec 2020 13:48:27 +0100 |
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From: Zhang Qilong <zhangqilong3@huawei.com>
[ 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@huawei.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- 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 9879ca5f8c5f5..eef79cd5a7238 100644 --- a/drivers/soc/ti/knav_qmss_queue.c +++ b/drivers/soc/ti/knav_qmss_queue.c @@ -1719,6 +1719,7 @@ 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
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