Re: [PATCH -next] edac: i82975x: remove set but not used variable 'dtype'

[Borislav Petkov]

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 âdtypeâ 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@xxxxxxxxxx>
> ---
>  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.

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