Merge "Chaos: make hangup NULL tolerant"
authorMark Michelson <mmichelson@digium.com>
Thu, 27 Aug 2015 19:53:45 +0000 (14:53 -0500)
committerGerrit Code Review <gerrit2@gerrit.digium.api>
Thu, 27 Aug 2015 19:53:46 +0000 (14:53 -0500)

Trivial merge