[PATCH 2/2] cfi_flash: size_ratio should not be 0

Sascha Hauer s.hauer at pengutronix.de
Mon May 27 04:30:20 EDT 2013


On Wed, May 22, 2013 at 09:53:40AM +0200, Oleksij Rempel wrote:
> We will get size = 0 if size_ratio = 0
> 
> Signed-off-by: Oleksij Rempel <linux at rempel-privat.de>

Applied, thanks

Sascha

> ---
>  drivers/mtd/nor/cfi_flash.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nor/cfi_flash.c b/drivers/mtd/nor/cfi_flash.c
> index 4b4e29d..85e96ce 100644
> --- a/drivers/mtd/nor/cfi_flash.c
> +++ b/drivers/mtd/nor/cfi_flash.c
> @@ -371,7 +371,8 @@ static ulong flash_get_size (struct flash_info *info)
>  		size_ratio = info->portwidth / info->chipwidth;
>  		/* if the chip is x8/x16 reduce the ratio by half */
>  		if ((info->interface == FLASH_CFI_X8X16)
> -		    && (info->chipwidth == FLASH_CFI_BY8)) {
> +		    && (info->chipwidth == FLASH_CFI_BY8)
> +		    && (size_ratio != 1)) {
>  			size_ratio >>= 1;
>  		}
>  		debug ("size_ratio %d port %d bits chip %d bits\n",
> -- 
> 1.8.1.2
> 
> 
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