[PATCH] video: use kobj_to_dev()

[Sam Ravnborg]

Hi Wang Qing

On Tue, Sep 22, 2020 at 08:14:24PM +0800, Wang Qing wrote:
> Use kobj_to_dev() instead of container_of()
> 
> Signed-off-by: Wang Qing <wangqing at vivo.com>

Thanks, applied to drm-misc-next. Patch will appear in -next in a few
weeks.

	Sam

> ---
>  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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