+++ /dev/null
-#!/bin/bash -e
-##############################################################################
-# Copyright (c) 2019 Mirantis Inc., Enea AB and others.
-# All rights reserved. This program and the accompanying materials
-# are made available under the terms of the Apache License, Version 2.0
-# which accompanies this distribution, and is available at
-# http://www.apache.org/licenses/LICENSE-2.0
-##############################################################################
-
-# regression due to https://bugs.launchpad.net/neutron/+bug/1760047
-salt -I 'neutron:gateway' pkg.install python-neutron
-salt -I 'neutron:gateway' file.patch /usr/lib/python2.7/dist-packages/neutron/agent/dhcp/agent.py /var/tmp/dhcp_agent.patch || true
 
 
 CI_DEBUG=${CI_DEBUG:-0}; [[ "${CI_DEBUG}" =~ (false|0) ]] || set -x
 
-$(dirname "${BASH_SOURCE[0]}")/neutron_dhcp_agent_patch
 salt -I 'neutron:gateway' state.sls neutron
 
 salt -I 'cinder:controller:role:secondary' state.sls cinder
 wait_for 3.0 "salt -I 'cinder:volume' state.sls cinder"
 
-$(dirname "${BASH_SOURCE[0]}")/neutron_dhcp_agent_patch
 salt -I 'neutron:server:role:primary' state.sls neutron
 salt -I 'neutron:server:role:secondary' state.sls neutron
 salt -I 'neutron:gateway' state.sls neutron.gateway
 
           - nospec_store_bypass_disable
           - noibrs
           - noibpb
-      file:
-        /var/tmp/dhcp_agent.patch:
-          contents: |
-            549,551c549,550
-            <                 self.schedule_resync("Duplicate IP addresses found, "
-            <                                      "DHCP cache is out of sync",
-            <                                      created_port.network_id)
-            ---
-            >                 LOG.info("Duplicate IP addresses found for %s network",
-            >                          created_port.network_id)
   neutron:
     gateway:
       vlan_aware_vms: true
 
       root_helper_daemon: false
       dhcp_lease_duration: 3600
       report_interval: 120
-  linux:
-    system:
-      file:
-        /var/tmp/dhcp_agent.patch:
-          contents: |
-            549,551c549,550
-            <                 self.schedule_resync("Duplicate IP addresses found, "
-            <                                      "DHCP cache is out of sync",
-            <                                      created_port.network_id)
-            ---
-            >                 LOG.info("Duplicate IP addresses found for %s network",
-            >                          created_port.network_id)