SRLinkFailure at 28 Feb 2020 20:43:39

<img src="https://jenkins.onosproject.org/view/QA/job/postjob-Fabric3/lastSuccessfulBuild/artifact/SRLinkFailure_onos-2.2_20-builds_graph.jpg", alt="SRLinkFailure", style="width:525px;height:350px;border:0">
commit ab42c57343ebe0b9e820d49900d0c8c427d05abe (HEAD -] onos-2.2, origin/onos-2.2)
Author: Charles Chan [rascov@gmail.com]
AuthorDate: Wed Feb 26 15:04:44 2020 -0800
Commit: Charles Chan [rascov@gmail.com]
CommitDate: Thu Feb 27 13:43:21 2020 -0800

Fix an NPE in modified when calling hostHandler

Case 1: Bridging and Routing Link Failure test with 2x2 Leaf-spine and 1 Onos - FAIL

Case 2: Bridging and Routing Link Failure test with 4x4 Leaf-spine and 1 Onos - FAIL

Case 4: Bridging and Routing Link Failure test with 2x2 Leaf-spine and 3 Onos - FAIL

Case 5: Bridging and Routing Link Failure test with 4x4 Leaf-spine and 3 Onos - FAIL