mac820154: don't set monitor dev_addr

This patch removes the setting of dev_addr on a monitor device. This
address should be zero. A monitor should only sniff and send raw frames
out. The address should be never used by upper layers and receiving
frame parsing.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/mac802154/iface.c

@@ -416,12 +416,14 @@ ieee802154_setup_sdata(struct ieee802154_sub_if_data *sdata, int type)
 	/* for compatibility, actual default is 3 */
 	wpan_dev->frame_retries = -1;
 
-	ieee802154_be64_to_le64(&wpan_dev->extended_addr, sdata->dev->dev_addr);
 	wpan_dev->pan_id = cpu_to_le16(IEEE802154_PANID_BROADCAST);
 	wpan_dev->short_addr = cpu_to_le16(IEEE802154_ADDR_BROADCAST);
 
 	switch (type) {
 	case IEEE802154_DEV_WPAN:
+		ieee802154_be64_to_le64(&wpan_dev->extended_addr,
+					sdata->dev->dev_addr);
+
 		sdata->dev->header_ops = &mac802154_header_ops;
 		sdata->dev->destructor = mac802154_wpan_free;
 		sdata->dev->netdev_ops = &mac802154_wpan_ops;