Received-SPF: pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Shaokun Zhang <zhangshaokun@hisilicon.com>
To:     <linux-crypto@vger.kernel.org>
CC:     Shaokun Zhang <zhangshaokun@hisilicon.com>,
        PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>,
        Herbert Xu <herbert@gondor.apana.org.au>
Subject: [PATCH] hwrng: core - remove redundant initialization of variable err
Date:   Thu, 20 May 2021 15:56:11 +0800
Message-ID: <1621497371-14746-1-git-send-email-zhangshaokun@hisilicon.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

'err' will be assigned later and cleanup the redundant initialization.

Cc: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
---
 drivers/char/hw_random/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index adb3c2bd7783..322e3d0ea98c 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -323,7 +323,7 @@ static ssize_t hwrng_attr_current_store(struct device *dev,
 					struct device_attribute *attr,
 					const char *buf, size_t len)
 {
-	int err = -ENODEV;
+	int err;
 	struct hwrng *rng, *old_rng, *new_rng;
 
 	err = mutex_lock_interruptible(&rng_mutex);
-- 
2.7.4