tree 73a5c15e2dd9300fe987ca0ce232588086318255
parent 9e5f3b41f4ca68a80072631102d58ff44abed301
author Rusty Eddy <rusty@rustyeddy.com> 1436497559 -0700
committer Rusty Eddy <rusty@rustyeddy.com> 1436497668 -0700

Stop referencing the variable egressPorts if it is null.  Also
check that the source and group addresses are unicast and
multicast respectively before adding them to the MRIB.

Change-Id: Ice480f58776948b9371060f78b99eee5c0bb0993