[NET]: Kill skb->real_dev

Bonding just wants the device before the skb_bond()
decapsulation occurs, so simply pass that original
device into packet_type->func() as an argument.

It remains to be seen whether we can use this same
exact thing to get rid of skb->input_dev as well.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index c34614e..7076097 100644
--- a/net/appletalk/aarp.c
+++ b/net/appletalk/aarp.c
@@ -698,7 +698,7 @@
  *	frame. We currently only support Ethernet.
  */
 static int aarp_rcv(struct sk_buff *skb, struct net_device *dev,
-		    struct packet_type *pt)
+		    struct packet_type *pt, struct net_device *orig_dev)
 {
 	struct elapaarp *ea = aarp_hdr(skb);
 	int hash, ret = 0;