data_source_openstack_networking_network_v2 patch

t.patch

diff --git a/builtin/providers/openstack/data_source_openstack_networking_network_v2.go b/builtin/providers/openstack/data_source_openstack_networking_network_v2.go
index cd7186a..c0fd97b 100644
--- a/builtin/providers/openstack/data_source_openstack_networking_network_v2.go
+++ b/builtin/providers/openstack/data_source_openstack_networking_network_v2.go
@@ -7,6 +7,7 @@ import (
 
        "github.com/hashicorp/terraform/helper/schema"
 
+       "github.com/gophercloud/gophercloud"
        "github.com/gophercloud/gophercloud/openstack/networking/v2/networks"
        "github.com/gophercloud/gophercloud/openstack/networking/v2/subnets"
 )
@@ -67,6 +68,9 @@ func dataSourceNetworkingNetworkV2Read(d *schema.ResourceData, meta interface{})
                        for _, s := range n.Subnets {
                                subnet, err := subnets.Get(networkingClient, s).Extract()
                                if err != nil {
+                                       if _, ok := err.(gophercloud.ErrDefault404); ok {
+                                               continue
+                                       }
                                        return fmt.Errorf("Unable to retrieve network subnet: %s", err)
                                }
                                if cidr == subnet.CIDR {