linux-kernel - [PATCH -next] misc: ocxl: use DEFINE_MUTEX (and mutex

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Message-ID: <20201223141207.32673-1-zhengyongjun3@huawei.com>
Date:   Wed, 23 Dec 2020 22:12:07 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
CC:     Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] misc: ocxl: use DEFINE_MUTEX (and mutex_init() had been too late)

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 drivers/misc/ocxl/file.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c
index 4d1b44de1492..e70525eedaae 100644
--- a/drivers/misc/ocxl/file.c
+++ b/drivers/misc/ocxl/file.c
@@ -15,7 +15,7 @@
 
 static dev_t ocxl_dev;
 static struct class *ocxl_class;
-static struct mutex minors_idr_lock;
+static DEFINE_MUTEX(minors_idr_lock);
 static struct idr minors_idr;
 
 static struct ocxl_file_info *find_and_get_file_info(dev_t devno)
@@ -588,7 +588,6 @@ int ocxl_file_init(void)
 {
 	int rc;
 
-	mutex_init(&minors_idr_lock);
 	idr_init(&minors_idr);
 
 	rc = alloc_chrdev_region(&ocxl_dev, 0, OCXL_NUM_MINORS, "ocxl");
-- 
2.22.0