Merge "Fixed NullPointerException seen in Hosttracker when fetching the hierarchy...
authorGiovanni Meo <gmeo@cisco.com>
Wed, 14 Aug 2013 13:24:53 +0000 (13:24 +0000)
committerGerrit Code Review <gerrit@opendaylight.org>
Wed, 14 Aug 2013 13:24:53 +0000 (13:24 +0000)

Trivial merge