linux-kernel - [PATCH] crypto: sun8i-ss: using pm_runtime_resume_and_get instead of pm_runtime_get

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220418110537.2559328-1-chi.minghao@zte.com.cn>
Date:   Mon, 18 Apr 2022 11:05:37 +0000
From:   cgel.zte@...il.com
To:     clabbe.montjoie@...il.com
Cc:     herbert@...dor.apana.org.au, davem@...emloft.net,
        linux-crypto@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] crypto: sun8i-ss: using pm_runtime_resume_and_get instead of pm_runtime_get_sync

From: Minghao Chi <chi.minghao@....com.cn>

Using pm_runtime_resume_and_get is more appropriate
for simplifing code

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c
index 246a6782674c..dd677e9ed06f 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c
@@ -112,11 +112,9 @@ int sun8i_ss_prng_generate(struct crypto_rng *tfm, const u8 *src,
 		goto err_iv;
 	}
 
-	err = pm_runtime_get_sync(ss->dev);
-	if (err < 0) {
-		pm_runtime_put_noidle(ss->dev);
+	err = pm_runtime_resume_and_get(ss->dev);
+	if (err < 0)
 		goto err_pm;
-	}
 	err = 0;
 
 	mutex_lock(&ss->mlock);
-- 
2.25.1