linux-kernel - Re: [PATCH v2 -next] drm/virtio: remove set but not used variable 'vgdev'

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Message-ID: <20190328103209.wmdakmzmiwaxf7cx@sirius.home.kraxel.org>
Date:   Thu, 28 Mar 2019 11:32:09 +0100
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v2 -next] drm/virtio: remove set but not used variable
 'vgdev'

On Mon, Mar 25, 2019 at 09:26:31AM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/gpu/drm/virtio/virtgpu_ttm.c: In function 'virtio_gpu_init_mem_type':
> drivers/gpu/drm/virtio/virtgpu_ttm.c:117:28: warning:
>  variable 'vgdev' set but not used [-Wunused-but-set-variable]
> 
> drivers/gpu/drm/virtio/virtgpu_ttm.c: In function 'virtio_gpu_bo_swap_notify':
> drivers/gpu/drm/virtio/virtgpu_ttm.c:300:28: warning:
>  variable 'vgdev' set but not used [-Wunused-but-set-variable]
> 
> It is never used since introduction in dc5698e80cf7 ("Add virtio gpu driver.")

Patch queued up.

thanks,
  Gerd