linux-kernel - Re: [PATCH] video: fbdev: aty: atyfb_base.c: Cleaning up variable that is never used

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Message-ID: <alpine.LRH.2.02.1407051040500.7045@file01.intranet.prod.int.rdu2.redhat.com>
Date:	Sat, 5 Jul 2014 10:41:09 -0400 (EDT)
From:	Mikulas Patocka <mpatocka@...hat.com>
To:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
cc:	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>,
	Rickard Strandqvist <rickard.strandqvist@...ymobile.com>,
	Jingoo Han <jg1.han@...sung.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Randy Dunlap <rdunlap@...radead.org>,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Sachin Kamat <sachin.kamat@...aro.org>,
	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] video: fbdev: aty: atyfb_base.c:  Cleaning up variable
 that is never used



On Sat, 5 Jul 2014, Rickard Strandqvist wrote:

> From: Rickard Strandqvist <rickard.strandqvist@...ymobile.com>
> 
> Variable ar assigned a value that is never used.
> I have also removed all the code that thereby serves no purpose.
> 
> This was found using a static code analysis program called cppcheck
> 
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>

Acked-by: Mikulas Patocka <mpatocka@...hat.com>

> ---
>  drivers/video/fbdev/aty/atyfb_base.c |    4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c
> index c3d0074..46188a4 100644
> --- a/drivers/video/fbdev/aty/atyfb_base.c
> +++ b/drivers/video/fbdev/aty/atyfb_base.c
> @@ -3088,7 +3088,6 @@ static int atyfb_setup_sparc(struct pci_dev *pdev, struct fb_info *info,
>  	if (dp == of_console_device) {
>  		struct fb_var_screeninfo *var = &default_var;
>  		unsigned int N, P, Q, M, T, R;
> -		u32 v_total, h_total;
>  		struct crtc crtc;
>  		u8 pll_regs[16];
>  		u8 clock_cntl;
> @@ -3104,9 +3103,6 @@ static int atyfb_setup_sparc(struct pci_dev *pdev, struct fb_info *info,
>  		crtc.gen_cntl = aty_ld_le32(CRTC_GEN_CNTL, par);
>  		aty_crtc_to_var(&crtc, var);
>  
> -		h_total = var->xres + var->right_margin + var->hsync_len + var->left_margin;
> -		v_total = var->yres + var->lower_margin + var->vsync_len + var->upper_margin;
> -
>  		/*
>  		 * Read the PLL to figure actual Refresh Rate.
>  		 */
> -- 
> 1.7.10.4
> 
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