Comment 2 for bug 1751302

Reviewed: https://review.openstack.org/547485
Committed: https://git.openstack.org/cgit/openstack/networking-bagpipe/commit/?id=f2afcdd00271a8dde18e521a362bd8f7953a69c1
Submitter: Zuul
Branch: master

commit f2afcdd00271a8dde18e521a362bd8f7953a69c1
Author: Thomas Morin <email address hidden>
Date: Fri Feb 23 16:41:50 2018 +0100

    bagpipe ml2: agent extension, do not modify device_details on callbacks

    Modifying the device details dictionnary on handle_port or delete_port
    callbacks is something that has, of course, side effects... :-/

    Change-Id: I412c310af40c4053451a2b9b4f8fcd741a85939a
    Closes-Bug: 1751302