[PATCH] tools: kwboot: Allow to use -b without image path as the last getopt() option

Stefan Roese sr at denx.de
Thu Feb 10 09:19:59 CET 2022


On 2/7/22 10:12, Pali Rohár wrote:
> Currently it is possible to call "kwboot -b -t /dev/ttyUSB0" but not to
> call "kwboot -b /dev/ttyUSB0".
> 
> Fix it by not trying to process the last argv[], which is non-getopt()
> option (tty path) as the image path for -b.
> 
> Fixes: c513fe47dca2 ("tools: kwboot: Allow to use option -b without image path")
> Reported-by: Marcel Ziswiler <marcel at ziswiler.com>
> Signed-off-by: Pali Rohár <pali at kernel.org>
> Reviewed-by: Marcel Ziswiler <marcel at ziswiler.com>
> Tested-by: Marcel Ziswiler <marcel at ziswiler.com>

Applied to u-boot-marvell/master

Thanks,
Stefan

> ---
>   tools/kwboot.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/kwboot.c b/tools/kwboot.c
> index 7737188f0d0a..68c0ef1f1b07 100644
> --- a/tools/kwboot.c
> +++ b/tools/kwboot.c
> @@ -1770,7 +1770,7 @@ main(int argc, char **argv)
>   			bootmsg = kwboot_msg_boot;
>   			if (prev_optind == optind)
>   				goto usage;
> -			if (argv[optind] && argv[optind][0] != '-')
> +			if (optind < argc - 1 && argv[optind] && argv[optind][0] != '-')
>   				imgpath = argv[optind++];
>   			break;
>   

Viele Grüße,
Stefan Roese

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