Commit 7b537f29 authored by Zhen Lei's avatar Zhen Lei Committed by Mauro Carvalho Chehab
Browse files

media: mc-device.c: use DEVICE_ATTR_RO() helper macro 



Use DEVICE_ATTR_RO() helper macro instead of DEVICE_ATTR(), which is
simpler and more readable.

Due to the name of the read function of the sysfs attribute is normalized,
there is a natural association.

Signed-off-by: default avatarZhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 1536fbdb

drivers/media/mc/mc-device.c

+2 −2
Original line number Diff line number Diff line
@@ -556,7 +556,7 @@ static const struct media_file_operations media_device_fops = { 
 * sysfs

 */



static ssize_t show_model(struct device *cd,

static ssize_t model_show(struct device *cd,

			  struct device_attribute *attr, char *buf)

{

	struct media_devnode *devnode = to_media_devnode(cd);
@@ -565,7 +565,7 @@ static ssize_t show_model(struct device *cd, 
	return sprintf(buf, "%.*s\n", (int)sizeof(mdev->model), mdev->model);

}



static DEVICE_ATTR(model, S_IRUGO, show_model, NULL);

static DEVICE_ATTR_RO(model);



/* -----------------------------------------------------------------------------

 * Registration/unregistration