Commit 52f6b0a9 authored by Zheng Yongjun's avatar Zheng Yongjun Committed by Michael Ellerman
Browse files

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: default avatarZheng Yongjun <zhengyongjun3@huawei.com>
Acked-by: default avatarFrederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201224132446.31286-1-zhengyongjun3@huawei.com
parent 3db38057

drivers/misc/ocxl/file.c

+1 −2
Original line number Diff line number Diff line
@@ -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");