Free ip after RBL_LOG_ONLY match
Free ip after RBL_LOG_ONLY match

fix from clang static analysis "patch 1"
From: Paul Arthur <d295ee3c5283c259983e37711611d474cce11721@flowerysong.com>
via Zeke Hendrickson <ezekielh@umich.edu> 20130318

simta/simta,simta/simta,simta/simta