- Firmware header field "len" for Ricoh devices is uint8_t not uint16_t. - Consistency in comments.
- Firmware header field "len" for Ricoh devices is uint8_t not uint16_t.
- Consistency in comments.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars