m

Signed-off-by: Mattias Andrée <maandree@operamail.com>
mds-kkbd: receive message and validate headers

Signed-off-by: Mattias Andrée <maandree@operamail.com>
mds-kkbd: m + handle_set_keyboard_leds

Signed-off-by: Mattias Andrée <maandree@operamail.com>