ref: 182077ac24010f8065755ea903bf57c829b0220a
parent: 0cf8a0c4a8fb8a13ed46e1007dc65124248e5cab
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sun Jun 3 16:52:10 EDT 2018
ip/dhcpd: parseip() error handling, make sure client ip is ipv4, add explicit length arguments to lookupname() and lookupserver()