[PATCH] GPU-DRM-Radeon: Delete an unnecessary check before drm_gem_object_unreference_unlocked()

[Alex Deucher]

On Tue, Jul 12, 2016 at 4:22 PM, SF Markus Elfring
<elfring at users.sourceforge.net> wrote:
> From: Markus Elfring <elfring at users.sourceforge.net>
> Date: Tue, 12 Jul 2016 22:00:55 +0200
>
> The drm_gem_object_unreference_unlocked() function tests whether
> its argument is NULL and then returns immediately.
> Thus the test around the call is not needed.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring at users.sourceforge.net>

Applied.  thanks!

Alex

> ---
>  drivers/gpu/drm/radeon/radeon_display.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
> index 5f1cd69..1efab5f 100644
> --- a/drivers/gpu/drm/radeon/radeon_display.c
> +++ b/drivers/gpu/drm/radeon/radeon_display.c
> @@ -1324,9 +1324,7 @@ static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
>  {
>         struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
>
> -       if (radeon_fb->obj) {
> -               drm_gem_object_unreference_unlocked(radeon_fb->obj);
> -       }
> +       drm_gem_object_unreference_unlocked(radeon_fb->obj);
>         drm_framebuffer_cleanup(fb);
>         kfree(radeon_fb);
>  }
> --
> 2.9.0
>
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