tree b5cf640921b8f2c3bdf0de39e80d294b6ff8df92
parent dd9d00b91ce4dbb85fd284616d0d320c91c8c33a
author Saurav Das <sauravdas@alumni.stanford.edu> 1518196503 -0800
committer Thomas Vachuska <tom@opennetworking.org> 1518202183 -0800

Fix for NPE that can get triggered upon onos instance restart.

Change-Id: I9ea9d8d92d43dc0543be0b336ba9bcc856b9bcbc