linux-kernel - Re: [PATCH 23/40] drm/lima/lima_sched: Remove unused and unnecessary variable 'ret'

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Message-ID: <CAKGbVbuy2eeQF_AuuoAVDtjPOD1pNsqdegva_hb9U1N2BqNoUw@mail.gmail.com>
Date:   Mon, 16 Nov 2020 08:24:45 +0800
From:   Qiang Yu <yuq825@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian König <christian.koenig@....com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        lima@...ts.freedesktop.org, linux-media@...r.kernel.org,
        linaro-mm-sig@...ts.linaro.org
Subject: Re: [PATCH 23/40] drm/lima/lima_sched: Remove unused and unnecessary
 variable 'ret'

Applied to drm-misc-next.

On Fri, Nov 13, 2020 at 9:50 PM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/lima/lima_sched.c: In function ‘lima_sched_run_job’:
>  drivers/gpu/drm/lima/lima_sched.c:227:20: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
>
> Cc: Qiang Yu <yuq825@...il.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: dri-devel@...ts.freedesktop.org
> Cc: lima@...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/lima/lima_sched.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c
> index a070a85f8f368..63b4c5643f9cd 100644
> --- a/drivers/gpu/drm/lima/lima_sched.c
> +++ b/drivers/gpu/drm/lima/lima_sched.c
> @@ -224,7 +224,6 @@ static struct dma_fence *lima_sched_run_job(struct drm_sched_job *job)
>         struct lima_sched_pipe *pipe = to_lima_pipe(job->sched);
>         struct lima_device *ldev = pipe->ldev;
>         struct lima_fence *fence;
> -       struct dma_fence *ret;
>         int i, err;
>
>         /* after GPU reset */
> @@ -246,7 +245,7 @@ static struct dma_fence *lima_sched_run_job(struct drm_sched_job *job)
>         /* for caller usage of the fence, otherwise irq handler
>          * may consume the fence before caller use it
>          */
> -       ret = dma_fence_get(task->fence);
> +       dma_fence_get(task->fence);
>
>         pipe->current_task = task;
>
> --
> 2.25.1
>