From the NetBSD port of if_vlan, prevent a panic by not allowing SIOCSIFADDR/SIOCADDMULTI/SIOCDELMULTI until the vlan is configured, make the loop at the top of vlan_input() easier to read
From the NetBSD port of if_vlan, prevent a panic by not allowing
SIOCSIFADDR/SIOCADDMULTI/SIOCDELMULTI until the vlan is configured, make
the loop at the top of vlan_input() easier to read

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