tree 7f689f9d59e6621cf86d7cb0c7260ce91ba3cb7a
parent 83300ca7637229357f19aaf7d50cde498c39edc2
author Ray Milkey <ray@opennetworking.org> 1512078774 -0800
committer Ray Milkey <ray@opennetworking.org> 1512161275 +0000

Fix NPE in PacketManager

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

Change-Id: I50ea44da433979ef0a3a238b22d295e671849ff4