Re: [PATCH] ubiformat: check file size

[Sascha Hauer <s.hauer@pengutronix.de>]

On Mon, Jun 24, 2013 at 09:30:45AM +0200, Jan Weitzel wrote:
> If size of a flash image file is 0 ubiformat silently formats the volume.
> Check size and abort if size == 0. This may be the case if an empty or tftp
> mounted file is used.
> 
> Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>

Applied, thanks

Sascha

> ---
>  commands/ubiformat.c |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
> 
> diff --git a/commands/ubiformat.c b/commands/ubiformat.c
> index 121816f..5b4e572 100644
> --- a/commands/ubiformat.c
> +++ b/commands/ubiformat.c
> @@ -325,6 +325,11 @@ static int flash_image(const struct mtd_dev_info *mtd,
>  		goto out_close;
>  	}
>  
> +	if (st_size == 0) {
> +		sys_errmsg("file \"%s\" has size 0 bytes", args.image);
> +		goto out_close;
> +	}
> +
>  	verbose(args.verbose, "will write %d eraseblocks", img_ebs);
>  	divisor = img_ebs;
>  	for (eb = 0; eb < mtd->eb_cnt; eb++) {
> -- 
> 1.7.0.4
> 
> 
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