Use kobj_to_dev() instead of open-coding it.
Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
drivers/gpu/drm/i915/i915_sysfs.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c
index 37e3f0d..c6188dd 100644
--- a/drivers/gpu/drm/i915/i915_sysfs.c
+++ b/drivers/gpu/drm/i915/i915_sysfs.c
@@ -164,7 +164,7 @@ i915_l3_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t offset, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct drm_minor *dminor = dev_to_drm_minor(dev);
struct drm_device *drm_dev = dminor->dev;
struct drm_i915_private *dev_priv = drm_dev->dev_private;
@@ -200,7 +200,7 @@ i915_l3_write(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t offset, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct drm_minor *dminor = dev_to_drm_minor(dev);
struct drm_device *drm_dev = dminor->dev;
struct drm_i915_private *dev_priv = drm_dev->dev_private;
@@ -521,7 +521,7 @@ static ssize_t error_state_read(struct file *filp, struct kobject *kobj,
loff_t off, size_t count)
{
- struct device *kdev = container_of(kobj, struct device, kobj);
+ struct device *kdev = kobj_to_dev(kobj);
struct drm_minor *minor = dev_to_drm_minor(kdev);
struct drm_device *dev = minor->dev;
struct i915_error_state_file_priv error_priv;
@@ -556,7 +556,7 @@ static ssize_t error_state_write(struct file *file, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *kdev = container_of(kobj, struct device, kobj);
+ struct device *kdev = kobj_to_dev(kobj);
struct drm_minor *minor = dev_to_drm_minor(kdev);
struct drm_device *dev = minor->dev;
int ret;
--
2.5.0
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