[U-Boot] [PATCH 18/24] sandbox: Fix warning in display_options

[Joe Hershberger]

Hi Simon,

On Mon, May 4, 2015 at 12:31 PM, Simon Glass <sjg at chromium.org> wrote:
> This fixes a warning in the print_buffer() function with some toolchains.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
Reviewed-by: Joe Hershberger <joe.hershberger at ni.com>