Messages in this thread Patch in this message | | | From | Shixin Liu <> | Subject | [PATCH -next 6/7] crypto: sa2ul - Fix PM reference leak in sa_ul_probe() | Date | Thu, 8 Apr 2021 15:18:37 +0800 |
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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.
Signed-off-by: Shixin Liu <liushixin2@huawei.com> --- drivers/crypto/sa2ul.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c index f300b0a5958a..d7b1628fb484 100644 --- a/drivers/crypto/sa2ul.c +++ b/drivers/crypto/sa2ul.c @@ -2350,7 +2350,7 @@ static int sa_ul_probe(struct platform_device *pdev) dev_set_drvdata(sa_k3_dev, dev_data); pm_runtime_enable(dev); - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) { dev_err(&pdev->dev, "%s: failed to get sync: %d\n", __func__, ret); -- 2.25.1
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