tree 8c927523a88a6a61facf67f1a267b09b39372614
parent c1fa70815f703b45835457186cefb361ecc6f455
author Charles Chan <rascov@gmail.com> 1478753504 -0800
committer Charles Chan <charles@onlab.us> 1479410951 +0000

Determines the subnet of given port by checking the interface config
directly

Previously, SR checked the subnet data structure which contains
multiple subnets now in order to support generic routing

Change-Id: Ib6e4b107583d9fd1bca248b31a6c437236560199