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From:   Zucheng Zheng <zhengzucheng@huawei.com>
To:     <justin@coraid.com>, <axboe@kernel.dk>
CC:     <linux-block@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <hucool.lihua@huawei.com>
Subject: [PATCH -next] driver: aoe: use DEFINE_SPINLOCK() for spinlock
Date:   Fri, 2 Apr 2021 15:33:11 +0800
Message-ID: <20210402073311.74558-1-zhengzucheng@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

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

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zucheng Zheng <zhengzucheng@huawei.com>
---
 drivers/block/aoe/aoenet.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/aoe/aoenet.c b/drivers/block/aoe/aoenet.c
index 63773a90581d..46cce83c155d 100644
--- a/drivers/block/aoe/aoenet.c
+++ b/drivers/block/aoe/aoenet.c
@@ -47,7 +47,7 @@ static int __init aoe_iflist_setup(char *str)
 __setup("aoe_iflist=", aoe_iflist_setup);
 #endif
 
-static spinlock_t txlock;
+static DEFINE_SPINLOCK(txlock);
 static struct sk_buff_head skbtxq;
 
 /* enters with txlock held */
@@ -201,7 +201,6 @@ aoenet_init(void)
 {
 	skb_queue_head_init(&skbtxq);
 	init_waitqueue_head(&txwq);
-	spin_lock_init(&txlock);
 	kts.lock = &txlock;
 	kts.fn = tx;
 	kts.waitq = &txwq;
-- 
2.17.1