ucc_geth_ethtool: Fix typo

Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/ucc_geth_ethtool.c b/drivers/net/ucc_geth_ethtool.c
index 299b7f1..b84ffd8 100644
--- a/drivers/net/ucc_geth_ethtool.c
+++ b/drivers/net/ucc_geth_ethtool.c
@@ -308,7 +308,7 @@
 		buf += UEC_TX_FW_STATS_LEN * ETH_GSTRING_LEN;
 	}
 	if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX)
-		memcpy(buf, tx_fw_stat_gstrings, UEC_RX_FW_STATS_LEN *
+		memcpy(buf, rx_fw_stat_gstrings, UEC_RX_FW_STATS_LEN *
 			       	ETH_GSTRING_LEN);
 }