pcnet32: Remove redundant set of skb->dev

Remove redundant set of skb->dev (now handled for ethernet
drivers by eth_type_trans()).
Signed-off-by: John Dykstra <john.dykstra1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/pcnet32.c

@@ -1227,7 +1227,6 @@ static void pcnet32_rx_entry(struct net_device *dev,
 		dev->stats.rx_dropped++;
 		return;
 	}
-	skb->dev = dev;
 	if (!rx_in_place) {
 		skb_reserve(skb, NET_IP_ALIGN);
 		skb_put(skb, pkt_len);	/* Make room */