On Mon, Dec 16, 2013 at 02:13:25PM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
> 
> In case of error, the function debugfs_create_file() returns NULL
> pointer not ERR_PTR() if debugfs is enabled. The IS_ERR() test in
> the return value check should be replaced with NULL test.
> 
> Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>

Reviewed-by: Damien Lespiau <damien.lesp...@intel.com>

-- 
Damien

> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
> b/drivers/gpu/drm/i915/i915_debugfs.c
> index 7008aac..856e18b 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1920,8 +1920,8 @@ static int i915_pipe_crc_create(struct dentry *root, 
> struct drm_minor *minor,
>       info->dev = dev;
>       ent = debugfs_create_file(info->name, S_IRUGO, root, info,
>                                 &i915_pipe_crc_fops);
> -     if (IS_ERR(ent))
> -             return PTR_ERR(ent);
> +     if (!ent)
> +             return -ENOMEM;
>  
>       return drm_add_fake_info_node(minor, ent, info);
>  }
> @@ -2931,8 +2931,8 @@ static int i915_forcewake_create(struct dentry *root, 
> struct drm_minor *minor)
>                                 S_IRUSR,
>                                 root, dev,
>                                 &i915_forcewake_fops);
> -     if (IS_ERR(ent))
> -             return PTR_ERR(ent);
> +     if (!ent)
> +             return -ENOMEM;
>  
>       return drm_add_fake_info_node(minor, ent, &i915_forcewake_fops);
>  }
> @@ -2949,8 +2949,8 @@ static int i915_debugfs_create(struct dentry *root,
>                                 S_IRUGO | S_IWUSR,
>                                 root, dev,
>                                 fops);
> -     if (IS_ERR(ent))
> -             return PTR_ERR(ent);
> +     if (!ent)
> +             return -ENOMEM;
>  
>       return drm_add_fake_info_node(minor, ent, fops);
>  }
> 
> _______________________________________________
> Intel-gfx mailing list
> intel-...@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
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