net/macb: sqe_test_errors are TX errors, not RX errors

The statistics are grouped by TX and RX errors.
The SQE Test Errors Register indicates problems with TX.

Signed-off-by: Wolfgang Steinwender <[e-mail]>
Acked-by: Nicolas Ferre <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/cadence/macb.c

···
 			    hwstat->rx_oversize_pkts +
 			    hwstat->rx_jabbers +
 			    hwstat->rx_undersize_pkts +
-			    hwstat->sqe_test_errors +
 			    hwstat->rx_length_mismatch);
 	nstat->tx_errors = (hwstat->tx_late_cols +
 			    hwstat->tx_excessive_cols +
 			    hwstat->tx_underruns +
-			    hwstat->tx_carrier_errors);
+			    hwstat->tx_carrier_errors +
+			    hwstat->sqe_test_errors);
 	nstat->collisions = (hwstat->tx_single_cols +
 			     hwstat->tx_multiple_cols +
 			     hwstat->tx_excessive_cols);