diff --git a/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_dvr_neutron_agent.py b/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_dvr_neutron_agent.py
index ae90fae396d..dbbe167c8f6 100644
--- a/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_dvr_neutron_agent.py
+++ b/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_dvr_neutron_agent.py
@@ -17,21 +17,16 @@ import sys
 
 import netaddr
 from neutron_lib import constants as n_const
-from oslo_config import cfg
 from oslo_log import log as logging
 import oslo_messaging
 from oslo_utils import excutils
 from osprofiler import profiler
 
-from neutron.agent.common import ovs_lib
 from neutron.common import utils as n_utils
 from neutron.plugins.ml2.drivers.openvswitch.agent.common import constants
 
 LOG = logging.getLogger(__name__)
 
-cfg.CONF.import_group('AGENT', 'neutron.plugins.ml2.drivers.openvswitch.'
-                      'agent.common.config')
-
 
 # A class to represent a DVR-hosted subnet including vif_ports resident on
 # that subnet
@@ -142,7 +137,6 @@ class OVSDVRNeutronAgent(object):
         self.dvr_mac_address = None
         if self.enable_distributed_routing:
             self.get_dvr_mac_address()
-        self.conf = cfg.CONF
 
     def setup_dvr_flows(self):
         self.setup_dvr_flows_on_integ_br()
@@ -209,10 +203,6 @@ class OVSDVRNeutronAgent(object):
 
         LOG.info("L2 Agent operating in DVR Mode with MAC %s",
                  self.dvr_mac_address)
-        # Remove existing flows in integration bridge
-        if self.conf.AGENT.drop_flows_on_start:
-            self.int_br.uninstall_flows(cookie=ovs_lib.COOKIE_ANY)
-
         # Add a canary flow to int_br to track OVS restarts
         self.int_br.setup_canary_table()