fix bug with logging code introduced during 3.4.10 release cycle
fix bug with logging code introduced during 3.4.10 release cycle

blablacar/exabgp,fugitifduck/exabgp,earies/exabgp,benagricola/exabgp,blablacar/exabgp,benagricola/exabgp,fugitifduck/exabgp,blablacar/exabgp,earies/exabgp,fugitifduck/exabgp,dneiter/exabgp,dneiter/exabgp,dneiter/exabgp,earies/exabgp,benagricola/exabgp