Am 21.01.2014 07:57, schrieb Dan Carpenter:
> If exynos_drm_subdrv_open() fails then we re-use "file_priv".
> 
> Fixes: 96f5421523df ('drm/exynos: use a new anon file for exynos gem mmaper')
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
> 
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c 
> b/drivers/gpu/drm/exynos/exynos_drm_drv.c
> index 9d096a0c5f8d..3c845292845a 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
> @@ -174,6 +174,7 @@ static int exynos_drm_open(struct drm_device *dev, struct 
> drm_file *file)
>       if (ret) {
>               kfree(file_priv);
>               file->driver_priv = NULL;
> +             return ret;
>       }

using
        kfree(  file->driver_priv );
        file->driver_priv = NULL;

would be less confusing to read, and give checkers a better chance to spot 
mistakes.
(btw: file_priv could be removed from this function completely).

just my 2 cents,
re,
 wh

>  
>       anon_filp = anon_inode_getfile("exynos_gem", &exynos_drm_gem_fops,
> @@ -186,7 +187,7 @@ static int exynos_drm_open(struct drm_device *dev, struct 
> drm_file *file)
>       anon_filp->f_mode = FMODE_READ | FMODE_WRITE;
>       file_priv->anon_filp = anon_filp;
>  
> -     return ret;
> +     return 0;
>  }
>  
>  static void exynos_drm_preclose(struct drm_device *dev,
> --
> To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
> the body of a message to majordomo at vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

Reply via email to