fix mbuf leak in rtinit() the mbuf got leaked when detaching an interface, spotted by theo. fixed by me, diff refined by theo
fix mbuf leak in rtinit()
the mbuf got leaked when detaching an interface, spotted by theo.
fixed by me, diff refined by theo

eyeballed by claudio@
'go ahead, commit this' by theo@

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