s4-ipv6: only listen on V4 addresses in the NBT server

NBT doesn't do IPv6

diff --git a/source4/nbt_server/interfaces.c b/source4/nbt_server/interfaces.c
index 4bb8a0852c0b7b164fe4e53852b53d76a6a5e4f4..ccbc89accf1ba406cc93f15a2c4faabe251342c1 100644 (file)
--- a/source4/nbt_server/interfaces.c
+++ b/source4/nbt_server/interfaces.c
@@ -286,15 +286,16 @@ NTSTATUS nbtd_startup_interfaces(struct nbtd_server *nbtsrv, struct loadparm_con
        if (!lpcfg_bind_interfaces_only(lp_ctx)) {
                const char *primary_address;
 
+               primary_address = iface_list_first_v4(ifaces);
+
                /* the primary address is the address we will return
                   for non-WINS queries not made on a specific
                   interface */
-               if (num_interfaces > 0) {
-                       primary_address = iface_list_n_ip(ifaces, 0);
-               } else {
+               if (primary_address == NULL) {
                        primary_address = inet_ntoa(interpret_addr2(
-                                                       lpcfg_netbios_name(lp_ctx)));
+                                                           lpcfg_netbios_name(lp_ctx)));
                }
+
                primary_address = talloc_strdup(tmp_ctx, primary_address);
                NT_STATUS_HAVE_NO_MEMORY(primary_address);
 
@@ -308,9 +309,15 @@ NTSTATUS nbtd_startup_interfaces(struct nbtd_server *nbtsrv, struct loadparm_con
        }
 
        for (i=0; i<num_interfaces; i++) {
-               const char *bcast = iface_list_n_bcast(ifaces, i);
+               const char *bcast;
                const char *address, *netmask;
 
+               if (!iface_list_n_is_v4(ifaces, i)) {
+                       /* v4 only for NBT protocol */
+                       continue;
+               }
+
+               bcast = iface_list_n_bcast(ifaces, i);
                /* we can't assume every interface is broadcast capable */
                if (bcast == NULL) continue;