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soc: ti: knav_qmss: fix reference leak in knav_queue_probe

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[ Upstream commit ec8684847d ]

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: 41f93af900 ("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>
This commit is contained in:
Zhang Qilong
2020-11-21 19:22:00 -08:00
committed by Greg Kroah-Hartman
parent e7e8d6dc17
commit bdf76d879a
1 changed files with 1 additions and 0 deletions
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drivers/soc/ti/knav_qmss_queue.c
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@@ -1784,6 +1784,7 @@ 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;
}