correctly unmount drives where a config doesn't exist
correctly unmount drives where a config doesn't exist

jxmx/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,dennypage/pfsense,jxmx/pfsense,phil-davis/pfsense,ptorsten/pfsense,ch1c4um/pfsense,ch1c4um/pfsense,NOYB/pfsense,pfsense/pfsense,pfsense/pfsense,pfsense/pfsense,jxmx/pfsense,NOYB/pfsense,phil-davis/pfsense,dennypage/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,phil-davis/pfsense,ch1c4um/pfsense,phil-davis/pfsense,dennypage/pfsense,NOYB/pfsense,brunostein/pfsense,dennypage/pfsense,pfsense/pfsense,brunostein/pfsense,ch1c4um/pfsense