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From: Borislav Petkov <bp@alien8.de>
To: YueHaibing <yuehaibing@huawei.com>
Cc: linux-edac@vger.kernel.org, ravi@jetztechnologies.com,
	arvino55@gmail.com, mchehab@kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH -next] edac: i82975x: remove set but not used variable 'dtype'
Date: Tue, 6 Nov 2018 19:05:26 +0100	[thread overview]
Message-ID: <20181106180526.GL13712@zn.tnic> (raw)
In-Reply-To: <20181101022604.7312-1-yuehaibing@huawei.com>

On Thu, Nov 01, 2018 at 10:26:04AM +0800, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/edac/i82975x_edac.c:378:16: warning:
>  variable ‘dtype’ set but not used [-Wunused-but-set-variable]
> 
> It never used since introduction in commit
> 084a4fccef39 ("edac: move dimm properties to struct dimm_info")
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/edac/i82975x_edac.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/edac/i82975x_edac.c b/drivers/edac/i82975x_edac.c
> index 892815e..ae0d8fa 100644
> --- a/drivers/edac/i82975x_edac.c
> +++ b/drivers/edac/i82975x_edac.c
> @@ -375,7 +375,6 @@ static void i82975x_init_csrows(struct mem_ctl_info *mci,
>  	u32 cumul_size, nr_pages;
>  	int index, chan;
>  	struct dimm_info *dimm;
> -	enum dev_type dtype;
>  
>  	last_cumul_size = 0;
>  
> @@ -413,7 +412,6 @@ static void i82975x_init_csrows(struct mem_ctl_info *mci,
>  		 *   [0-7] for single-channel; i.e. csrow->nr_channels = 1
>  		 *   [0-3] for dual-channel; i.e. csrow->nr_channels = 2
>  		 */
> -		dtype = i82975x_dram_type(mch_window, index);

Please get rid of that silly function too and move the comment and the
assignment to the single place where it is done:

        /*
         * ECC is possible on i92975x ONLY with DEV_X8
         */
        dimm->dtype = DEV_X8;


Thx.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

WARNING: multiple messages have this Message-ID
From: Borislav Petkov <bp@alien8.de>
To: YueHaibing <yuehaibing@huawei.com>
Cc: linux-edac@vger.kernel.org, ravi@jetztechnologies.com,
	arvino55@gmail.com, mchehab@kernel.org,
	linux-kernel@vger.kernel.org
Subject: [-next] edac: i82975x: remove set but not used variable 'dtype'
Date: Tue, 6 Nov 2018 19:05:26 +0100	[thread overview]
Message-ID: <20181106180526.GL13712@zn.tnic> (raw)

On Thu, Nov 01, 2018 at 10:26:04AM +0800, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/edac/i82975x_edac.c:378:16: warning:
>  variable ‘dtype’ set but not used [-Wunused-but-set-variable]
> 
> It never used since introduction in commit
> 084a4fccef39 ("edac: move dimm properties to struct dimm_info")
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/edac/i82975x_edac.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/edac/i82975x_edac.c b/drivers/edac/i82975x_edac.c
> index 892815e..ae0d8fa 100644
> --- a/drivers/edac/i82975x_edac.c
> +++ b/drivers/edac/i82975x_edac.c
> @@ -375,7 +375,6 @@ static void i82975x_init_csrows(struct mem_ctl_info *mci,
>  	u32 cumul_size, nr_pages;
>  	int index, chan;
>  	struct dimm_info *dimm;
> -	enum dev_type dtype;
>  
>  	last_cumul_size = 0;
>  
> @@ -413,7 +412,6 @@ static void i82975x_init_csrows(struct mem_ctl_info *mci,
>  		 *   [0-7] for single-channel; i.e. csrow->nr_channels = 1
>  		 *   [0-3] for dual-channel; i.e. csrow->nr_channels = 2
>  		 */
> -		dtype = i82975x_dram_type(mch_window, index);

Please get rid of that silly function too and move the comment and the
assignment to the single place where it is done:

        /*
         * ECC is possible on i92975x ONLY with DEV_X8
         */
        dimm->dtype = DEV_X8;


Thx.

  reply	other threads:[~2018-11-06 18:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-01  2:26 YueHaibing
2018-11-01  2:26 ` [-next] " YueHaibing
2018-11-06 18:05 ` Borislav Petkov [this message]
2018-11-06 18:05   ` Borislav Petkov
2018-11-07  1:28   ` [PATCH -next] " YueHaibing
2018-11-07  1:28     ` [-next] " YueHaibing

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