[NET]: Kill eth_copy_and_sum().

It hasn't "summed" anything in over 7 years, and it's
just a straight mempcy ala skb_copy_to_linear_data()
so just get rid of it.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 4272253..053b7cb 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -549,9 +549,9 @@
 
 			skb_reserve(skb, 2);		/* 16 byte align */
 			skb_put(skb, len);		/* make room */
-			eth_copy_and_sum(skb,
+			skb_copy_to_linear_data(skb,
 					 (unsigned char *)&(ib->rx_buf [entry][0]),
-					 len, 0);
+					 len);
 			skb->protocol = eth_type_trans(skb, dev);
 			netif_rx(skb);
 			dev->last_rx = jiffies;