mac802154: rx: add rx stats incrementation

This patch adds rx stats incrementation when the monitor interface
recevied a frame.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

net/mac802154/rx.c

@@ -241,6 +241,9 @@ ieee802154_monitors_rx(struct ieee802154_local *local, struct sk_buff *skb)
 		skb2->dev = sdata->dev;
 
 		ieee802154_deliver_skb(skb2);
+
+		sdata->dev->stats.rx_packets++;
+		sdata->dev->stats.rx_bytes += skb->len;
 	}
 }