bluetooth: Do not set IFF_POINTOPOINT

The IPv6 stack needs to send and receive Neighbor Discovery
messages. Remove the IFF_POINTOPOINT flag.
Signed-off-by: Patrik Flykt <patrik.flykt@linux.intel.com>
Acked-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Reviewed-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/bluetooth/6lowpan.c

@@ -592,8 +592,7 @@ static void netdev_setup(struct net_device *dev)
 {
 	dev->hard_header_len	= 0;
 	dev->needed_tailroom	= 0;
-	dev->flags		= IFF_RUNNING | IFF_POINTOPOINT |
-				  IFF_MULTICAST;
+	dev->flags		= IFF_RUNNING | IFF_MULTICAST;
 	dev->watchdog_timeo	= 0;
 	dev->tx_queue_len	= DEFAULT_TX_QUEUE_LEN;