[PATCH -next 3/7] crypto: sun8i-ce - Fix PM reference leak in sun8i_ce_probe()
From: Shixin Liu <hidden>
Date: 2021-04-08 07:19:21
Also in:
linux-crypto, linux-sunxi, lkml
Subsystem:
allwinner crypto drivers, crypto api, the rest · Maintainers:
Corentin Labbe, Herbert Xu, "David S. Miller", Linus Torvalds
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 <redacted> --- drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
index 158422ff5695..00194d1d9ae6 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c@@ -932,7 +932,7 @@ static int sun8i_ce_probe(struct platform_device *pdev) if (err) goto error_alg; - err = pm_runtime_get_sync(ce->dev); + err = pm_runtime_resume_and_get(ce->dev); if (err < 0) goto error_alg;
--
2.25.1
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