[PATCH 1/4] commands: hab: check for error in imx_hab_device_locked_down

[Marco Felsch]

On 23-07-26, Ahmad Fatoum wrote:
> imx_hab_device_locked_down() reads efuses and that operation can fail.
> Instead of assuming a failure means the efuses are non-zero, have the
> hab command explicitly check for negative error codes.
> 
> Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>

Feel free to add my r-b for the whole series.

Reviewed-by: Marco Felsch <m.felsch at pengutronix.de>