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Subject[PATCH] video: use kobj_to_dev()
Date
Use kobj_to_dev() instead of container_of()

Signed-off-by: Wang Qing <wangqing@vivo.com>
---
drivers/video/fbdev/aty/radeon_base.c | 4 ++--
drivers/video/fbdev/udlfb.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/aty/radeon_base.c b/drivers/video/fbdev/aty/radeon_base.c
index 3fe509c..878c39a
--- a/drivers/video/fbdev/aty/radeon_base.c
+++ b/drivers/video/fbdev/aty/radeon_base.c
@@ -2200,7 +2200,7 @@ static ssize_t radeon_show_edid1(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct fb_info *info = dev_get_drvdata(dev);
struct radeonfb_info *rinfo = info->par;

@@ -2212,7 +2212,7 @@ static ssize_t radeon_show_edid2(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct fb_info *info = dev_get_drvdata(dev);
struct radeonfb_info *rinfo = info->par;

diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
index 5b014b4..f9b3c1c
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -1457,7 +1457,7 @@ static ssize_t edid_show(
struct file *filp,
struct kobject *kobj, struct bin_attribute *a,
char *buf, loff_t off, size_t count) {
- struct device *fbdev = container_of(kobj, struct device, kobj);
+ struct device *fbdev = kobj_to_dev(kobj);
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;

@@ -1479,7 +1479,7 @@ static ssize_t edid_store(
struct file *filp,
struct kobject *kobj, struct bin_attribute *a,
char *src, loff_t src_off, size_t src_size) {
- struct device *fbdev = container_of(kobj, struct device, kobj);
+ struct device *fbdev = kobj_to_dev(kobj);
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;
int ret;
--
2.7.4
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