Issue #6654: Enum crash on ADDRESS record, possibly bad record, but still a...

Issue #6654: Enum crash on ADDRESS record, possibly bad record, but still a crash (imported from 1.2)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@17490 65c4cc65-6c06-0410-ace0-fbb531ad65f3