linux-kernel - [PATCH -next] fpga: Use DEFINE

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Date:   Mon, 28 Dec 2020 21:51:35 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <mdf@...nel.org>, <linux-fpga@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <trix@...hat.com>, Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] fpga: Use DEFINE_SPINLOCK() for spinlock

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

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 drivers/fpga/fpga-bridge.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/fpga/fpga-bridge.c b/drivers/fpga/fpga-bridge.c
index 2deccacc3aa7..e9266b2a357f 100644
--- a/drivers/fpga/fpga-bridge.c
+++ b/drivers/fpga/fpga-bridge.c
@@ -17,7 +17,7 @@ static DEFINE_IDA(fpga_bridge_ida);
 static struct class *fpga_bridge_class;
 
 /* Lock for adding/removing bridges to linked lists*/
-static spinlock_t bridge_list_lock;
+static DEFINE_SPINLOCK(bridge_list_lock);
 
 /**
  * fpga_bridge_enable - Enable transactions on the bridge
@@ -479,8 +479,6 @@ static void fpga_bridge_dev_release(struct device *dev)
 
 static int __init fpga_bridge_dev_init(void)
 {
-	spin_lock_init(&bridge_list_lock);
-
 	fpga_bridge_class = class_create(THIS_MODULE, "fpga_bridge");
 	if (IS_ERR(fpga_bridge_class))
 		return PTR_ERR(fpga_bridge_class);
-- 
2.22.0