Re: [PATCH -next] drm/vkms: Remove set but not used variable 'vkms_obj'

From: Daniel Vetter
Date: Tue Dec 04 2018 - 05:47:26 EST


On Sat, Dec 01, 2018 at 03:20:44AM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/gpu/drm/vkms/vkms_plane.c: In function 'vkms_prepare_fb':
> drivers/gpu/drm/vkms/vkms_plane.c:144:26: warning:
> variable 'vkms_obj' set but not used [-Wunused-but-set-variable]
>
> It never used since introduction in commit
> 8ce1bb0b5337 ("drm/vkms: map/unmap buffers in [prepare/cleanup]_fb hooks")
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Applied, thanks for your patch.
-Daniel

> ---
> drivers/gpu/drm/vkms/vkms_plane.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c
> index e3bcea4..4188176 100644
> --- a/drivers/gpu/drm/vkms/vkms_plane.c
> +++ b/drivers/gpu/drm/vkms/vkms_plane.c
> @@ -141,14 +141,12 @@ static int vkms_prepare_fb(struct drm_plane *plane,
> struct drm_plane_state *state)
> {
> struct drm_gem_object *gem_obj;
> - struct vkms_gem_object *vkms_obj;
> int ret;
>
> if (!state->fb)
> return 0;
>
> gem_obj = drm_gem_fb_get_obj(state->fb, 0);
> - vkms_obj = drm_gem_to_vkms_gem(gem_obj);
> ret = vkms_gem_vmap(gem_obj);
> if (ret)
> DRM_ERROR("vmap failed: %d\n", ret);
>
>
>

--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch