fix pullup and otos saving code for ip6 (ip4_input will be visited with IPv6 packet!  better change the func name...)
fix pullup and otos saving code for ip6
(ip4_input will be visited with IPv6 packet!  better change the func name...)

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