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authorZheng Yongjun <zhengyongjun3@huawei.com>2020-12-24 16:24:46 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2021-01-30 03:39:21 +0300
commit52f6b0a90bcf573ba8a33e97544c7b6f292376a4 (patch)
treebc2d04460396b006c579d48687c3111186c3bf3a /drivers/misc/ocxl
parent3db380570af7052620ace20c29e244938610ca71 (diff)
downloadlinux-52f6b0a90bcf573ba8a33e97544c7b6f292376a4.tar.xz
ocxl: use DEFINE_MUTEX() for mutex lock
mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init(). Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com> Acked-by: Frederic Barrat <fbarrat@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20201224132446.31286-1-zhengyongjun3@huawei.com
Diffstat (limited to 'drivers/misc/ocxl')
-rw-r--r--drivers/misc/ocxl/file.c3
1 files changed, 1 insertions, 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");