On Mon, Nov 07, 2016 at 04:10:56PM +0100, Stefan Lengfeld wrote:
> The chip selects are numbered 0..(max chip selects - 1). Chip select
> with number <max chip selects> is invalid. Fix the check for that. Using
> the out of bound chip select may hang your board.
>
> Signed-off-by: Stefan Lengfeld <s.lengfeld@xxxxxxxxx>
> ---
> commands/spi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Applied, thanks
Sascha
>
> diff --git a/commands/spi.c b/commands/spi.c
> index 21db9ae..6603b34 100644
> --- a/commands/spi.c
> +++ b/commands/spi.c
> @@ -68,8 +68,8 @@ static int do_spi(int argc, char *argv[])
> return -ENODEV;
> }
>
> - if (spi.chip_select > spi.master->num_chipselect) {
> - printf("spi chip select (%d)> master num chipselect (%d)\n",
> + if (spi.chip_select >= spi.master->num_chipselect) {
> + printf("spi chip select (%d) >= master num chipselect (%d)\n",
> spi.chip_select, spi.master->num_chipselect);
> return -EINVAL;
> }
> --
> 1.9.1
>
>
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