tree ee3ede3f2a77ac585723fffc11c5d0f7ab518b5c
parent dd2b4c633a62c9ab46d3eea7b1ff217823ea4901
author Ray Milkey <ray@opennetworking.org> 1512078774 -0800
committer Ray Milkey <ray@opennetworking.org> 1513818866 -0800

Fix NPE in PacketManager

This happens when a device event comes in when there
is no device service available.

Change-Id: I50ea44da433979ef0a3a238b22d295e671849ff4