xilinx_emaclite: Call dev_consume_skb_any instead of dev_kfree_skb.

Replace dev_kfree_skb with dev_consume_skb_any in xemaclite_send which
can be called in hard irq and other contexts.  xemacelite_send only
frees skbs that it has successfully transmitted.
Signed-off-by: N"Eric W. Biederman" <ebiederm@xmission.com>

drivers/net/ethernet/xilinx/xilinx_emaclite.c

@@ -1037,7 +1037,7 @@ static int xemaclite_send(struct sk_buff *orig_skb, struct net_device *dev)
 	skb_tx_timestamp(new_skb);
 
 	dev->stats.tx_bytes += len;
-	dev_kfree_skb(new_skb);
+	dev_consume_skb_any(new_skb);
 
 	return 0;
 }