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Date:   Mon, 10 Dec 2018 11:27:01 +0100
From:   Daniel Vetter <daniel@ffwll.ch>
To:     YueHaibing <yuehaibing@huawei.com>
Cc:     Dave Airlie <airlied@redhat.com>, David Airlie <airlied@linux.ie>,
        Sam Bobroff <sbobroff@linux.ibm.com>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        kernel-janitors@vger.kernel.org
Subject: Re: [PATCH -next] drm/ast: Remove set but not used variable 'bo'
Message-ID: <20181210102701.GP21184@phenom.ffwll.local>
Mail-Followup-To: YueHaibing <yuehaibing@huawei.com>,
        Dave Airlie <airlied@redhat.com>, David Airlie <airlied@linux.ie>,
        Sam Bobroff <sbobroff@linux.ibm.com>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        kernel-janitors@vger.kernel.org
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On Sat, Dec 08, 2018 at 08:36:25AM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/gpu/drm/ast/ast_fb.c: In function 'astfb_create':
> drivers/gpu/drm/ast/ast_fb.c:194:17: warning:
>  variable 'bo' set but not used [-Wunused-but-set-variable]
> 
> It never used since introduction in commit 312fec1405dd ("drm: Initial KMS
> driver for AST (ASpeed Technologies) 2000 series (v2)")
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>

Applied, thanks.
-Daniel

> ---
>  drivers/gpu/drm/ast/ast_fb.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c
> index de26df0..c2e4136 100644
> --- a/drivers/gpu/drm/ast/ast_fb.c
> +++ b/drivers/gpu/drm/ast/ast_fb.c
> @@ -191,7 +191,6 @@ static int astfb_create(struct drm_fb_helper *helper,
>  	int size, ret;
>  	void *sysram;
>  	struct drm_gem_object *gobj = NULL;
> -	struct ast_bo *bo = NULL;
>  	mode_cmd.width = sizes->surface_width;
>  	mode_cmd.height = sizes->surface_height;
>  	mode_cmd.pitches[0] = mode_cmd.width * ((sizes->surface_bpp + 7)/8);
> @@ -206,7 +205,6 @@ static int astfb_create(struct drm_fb_helper *helper,
>  		DRM_ERROR("failed to create fbcon backing object %d\n", ret);
>  		return ret;
>  	}
> -	bo = gem_to_ast_bo(gobj);
>  
>  	sysram = vmalloc(size);
>  	if (!sysram)
> 
> 
> 

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