Commit f674555e authored by Yu Kuai's avatar Yu Kuai Committed by Robert Foss

drm: bridge: cdns-mhdp8546: Fix PM reference leak in

pm_runtime_get_sync will increment pm usage counter even it failed.
Forgetting to putting operation will result in reference leak here.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarYu Kuai <yukuai3@huawei.com>
Reviewed-by: default avatarRobert Foss <robert.foss@linaro.org>
Signed-off-by: default avatarRobert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210531135622.3348252-1-yukuai3@huawei.com
parent ef9e57cd
...@@ -2478,9 +2478,9 @@ static int cdns_mhdp_probe(struct platform_device *pdev) ...@@ -2478,9 +2478,9 @@ static int cdns_mhdp_probe(struct platform_device *pdev)
clk_prepare_enable(clk); clk_prepare_enable(clk);
pm_runtime_enable(dev); pm_runtime_enable(dev);
ret = pm_runtime_get_sync(dev); ret = pm_runtime_resume_and_get(dev);
if (ret < 0) { if (ret < 0) {
dev_err(dev, "pm_runtime_get_sync failed\n"); dev_err(dev, "pm_runtime_resume_and_get failed\n");
pm_runtime_disable(dev); pm_runtime_disable(dev);
goto clk_disable; goto clk_disable;
} }
......
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