diff --git a/neutron/plugins/vmware/dhcp_meta/migration.py b/neutron/plugins/vmware/dhcp_meta/migration.py
index cda14c5743..992a88346b 100644
--- a/neutron/plugins/vmware/dhcp_meta/migration.py
+++ b/neutron/plugins/vmware/dhcp_meta/migration.py
@@ -155,10 +155,11 @@ class MigrationManager(object):
             lsn_id, lsn_port_id = self.manager.lsn_port_get(
                 context, network_id, subnet_id, raise_on_err=False)
         else:
-            subnet = self.validate(context, network_id)
-            if subnet:
+            filters = {'network_id': [network_id]}
+            subnets = self.plugin.get_subnets(context, filters=filters)
+            if subnets:
                 lsn_id, lsn_port_id = self.manager.lsn_port_get(
-                    context, network_id, subnet['id'], raise_on_err=False)
+                    context, network_id, subnets[0]['id'], raise_on_err=False)
             else:
                 lsn_id = self.manager.lsn_get(context, network_id,
                                               raise_on_err=False)
diff --git a/neutron/tests/unit/vmware/test_dhcpmeta.py b/neutron/tests/unit/vmware/test_dhcpmeta.py
index c83a326e6a..31cb01da82 100644
--- a/neutron/tests/unit/vmware/test_dhcpmeta.py
+++ b/neutron/tests/unit/vmware/test_dhcpmeta.py
@@ -218,7 +218,7 @@ class MigrationManagerTestCase(base.BaseTestCase):
                            'services': ['foo_lsn_id'], 'type': 'lsn'})
 
     def _test_report_for_lsn_without_subnet(self, validated_subnet):
-        with mock.patch.object(self.manager, 'validate',
+        with mock.patch.object(self.manager.plugin, 'get_subnets',
                                return_value=validated_subnet):
             self.manager.manager.lsn_port_get.return_value = (
                 ('foo_lsn_id', 'foo_lsn_port_id'))
@@ -230,7 +230,7 @@ class MigrationManagerTestCase(base.BaseTestCase):
             self.assertEqual(expected, report)
 
     def test_report_for_lsn_without_subnet_subnet_found(self):
-        self._test_report_for_lsn_without_subnet({'id': self.subnet_id})
+        self._test_report_for_lsn_without_subnet([{'id': self.subnet_id}])
 
     def test_report_for_lsn_without_subnet_subnet_not_found(self):
         self.manager.manager.lsn_get.return_value = 'foo_lsn_id'