ucc_geth_ethtool: Add a missing HW stats counter

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 b84ffd8..f5839c4 100644
--- a/drivers/net/ucc_geth_ethtool.c
+++ b/drivers/net/ucc_geth_ethtool.c
@@ -73,6 +73,7 @@
 	"tx-frames-ok",
 	"tx-excessive-differ-frames",
 	"tx-256-511-frames",
+	"tx-512-1023-frames",
 	"tx-1024-1518-frames",
 	"tx-jumbo-frames",
 };