linux-kernel - [PATCH -next] crypto: ixp4xx -: use DEFINE

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Message-ID: <1617710577-48660-1-git-send-email-huangguobin4@huawei.com>
Date:   Tue, 6 Apr 2021 20:02:57 +0800
From:   Huang Guobin <huangguobin4@...wei.com>
To:     <huangguobin4@...wei.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] crypto: ixp4xx -: use DEFINE_SPINLOCK() for spinlock

From: Guobin Huang <huangguobin4@...wei.com>

spinlock can be initialized automatically with DEFINE_SPINLOCK()
rather than explicitly calling spin_lock_init().

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Guobin Huang <huangguobin4@...wei.com>
---
 drivers/crypto/ixp4xx_crypto.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index 8b0f17fc09fb..0616e369522e 100644
--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -265,7 +265,7 @@ static int setup_crypt_desc(void)
 	return 0;
 }
 
-static spinlock_t desc_lock;
+static DEFINE_SPINLOCK(desc_lock);
 static struct crypt_ctl *get_crypt_desc(void)
 {
 	int i;
@@ -293,7 +293,7 @@ static struct crypt_ctl *get_crypt_desc(void)
 	}
 }
 
-static spinlock_t emerg_lock;
+static DEFINE_SPINLOCK(emerg_lock);
 static struct crypt_ctl *get_crypt_desc_emerg(void)
 {
 	int i;
@@ -1379,9 +1379,6 @@ static int __init ixp_module_init(void)
 	if (IS_ERR(pdev))
 		return PTR_ERR(pdev);
 
-	spin_lock_init(&desc_lock);
-	spin_lock_init(&emerg_lock);
-
 	err = init_ixp_crypto(&pdev->dev);
 	if (err) {
 		platform_device_unregister(pdev);