Fixes: fe10f97 ("filogic: add support for GL.iNet GL-MT6000")
The command imszb does not support openwrt firmware without FIT format.
However the firmware of GL-MT6000 is not FIT format. So read entire kernel partion.
Signed-off-by: Jianhui Zhao <zhaojh329@gmail.com>
Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>