linux-kernel - Re: [PATCH 10/19] drm/nouveau/nouveau_bo: Remove unused variables 'dev'

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Date:   Fri, 19 Mar 2021 10:56:47 +0100
From:   Karol Herbst <kherbst@...hat.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Jeremy Kolb <jkolb@...ndeis.edu>, David Airlie <airlied@...ux.ie>,
        nouveau <nouveau@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linaro-mm-sig@...ts.linaro.org, Ben Skeggs <bskeggs@...hat.com>,
        Christian König <christian.koenig@....com>,
        Linux Media Mailing List <linux-media@...r.kernel.org>
Subject: Re: [PATCH 10/19] drm/nouveau/nouveau_bo: Remove unused variables 'dev'

On Fri, Mar 19, 2021 at 9:25 AM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_populate’:
>  drivers/gpu/drm/nouveau/nouveau_bo.c:1228:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]
>  drivers/gpu/drm/nouveau/nouveau_bo.c: In function ‘nouveau_ttm_tt_unpopulate’:
>  drivers/gpu/drm/nouveau/nouveau_bo.c:1252:17: warning: variable ‘dev’ set but not used [-Wunused-but-set-variable]
>
> Cc: Ben Skeggs <bskeggs@...hat.com>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: Sumit Semwal <sumit.semwal@...aro.org>
> Cc: "Christian König" <christian.koenig@....com>
> Cc: Jeremy Kolb <jkolb@...ndeis.edu>
> Cc: dri-devel@...ts.freedesktop.org
> Cc: nouveau@...ts.freedesktop.org
> Cc: linux-media@...r.kernel.org
> Cc: linaro-mm-sig@...ts.linaro.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>  drivers/gpu/drm/nouveau/nouveau_bo.c | 4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
> index 281e9ed139895..913035ab85ec2 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_bo.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
> @@ -1250,7 +1250,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
>  {
>         struct ttm_tt *ttm_dma = (void *)ttm;
>         struct nouveau_drm *drm;
> -       struct device *dev;
>         bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
>
>         if (ttm_tt_is_populated(ttm))
> @@ -1263,7 +1262,6 @@ nouveau_ttm_tt_populate(struct ttm_device *bdev,
>         }
>
>         drm = nouveau_bdev(bdev);
> -       dev = drm->dev->dev;
>
>         return ttm_pool_alloc(&drm->ttm.bdev.pool, ttm, ctx);
>  }
> @@ -1273,14 +1271,12 @@ nouveau_ttm_tt_unpopulate(struct ttm_device *bdev,
>                           struct ttm_tt *ttm)
>  {
>         struct nouveau_drm *drm;
> -       struct device *dev;
>         bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG);
>
>         if (slave)
>                 return;
>
>         drm = nouveau_bdev(bdev);
> -       dev = drm->dev->dev;
>
>         return ttm_pool_free(&drm->ttm.bdev.pool, ttm);
>  }
> --
> 2.27.0
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

Reviewed-by: Karol Herbst <kherbst@...hat.com>

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