On Fri, Jul 22, 2016 at 8:22 AM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Fri, 22 Jul 2016 14:14:54 +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@xxxxxxxxxxxxxxxxxxxxx>
Applied to drm-misc
> ---
> drivers/gpu/drm/qxl/qxl_display.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
> index ad42968..3aef127 100644
> --- a/drivers/gpu/drm/qxl/qxl_display.c
> +++ b/drivers/gpu/drm/qxl/qxl_display.c
> @@ -468,8 +468,7 @@ void qxl_user_framebuffer_destroy(struct drm_framebuffer *fb)
> {
> struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb);
>
> - if (qxl_fb->obj)
> - drm_gem_object_unreference_unlocked(qxl_fb->obj);
> + drm_gem_object_unreference_unlocked(qxl_fb->obj);
> drm_framebuffer_cleanup(fb);
> kfree(qxl_fb);
> }
> --
> 2.9.2
>
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