drm/sysfs: use kobj_to_dev()

Use kobj_to_dev() instead of open-coding it.

Link: http://patchwork.freedesktop.org/patch/msgid/3fea991541fbfc4ffece2c174adeb02cb9436c90.1452696179.git.geliangtang@163.com
Signed-off-by: Geliang Tang <geliangtang@163.com>
This commit is contained in:
Geliang Tang 2016-01-13 22:48:41 +08:00 committed by Daniel Vetter
parent f5949141a2
commit d122cbf1a3

View file

@ -240,7 +240,7 @@ static ssize_t edid_show(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr, char *buf, loff_t off,
size_t count)
{
struct device *connector_dev = container_of(kobj, struct device, kobj);
struct device *connector_dev = kobj_to_dev(kobj);
struct drm_connector *connector = to_drm_connector(connector_dev);
unsigned char *edid;
size_t size;