[PATCH 29/44] serial: sb1250-duart: Use uart_xmit_advance()

[Ilpo Järvinen]

Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
 drivers/tty/serial/sb1250-duart.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/sb1250-duart.c b/drivers/tty/serial/sb1250-duart.c
index c5d2b6cdcb4a..de56f383964e 100644
--- a/drivers/tty/serial/sb1250-duart.c
+++ b/drivers/tty/serial/sb1250-duart.c
@@ -399,8 +399,7 @@ static void sbd_transmit_chars(struct sbd_port *sport)
 	/* Send char.  */
 	if (!stop_tx) {
 		write_sbdchn(sport, R_DUART_TX_HOLD, xmit->buf[xmit->tail]);
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-		sport->port.icount.tx++;
+		uart_xmit_advance(&sport->port, 1);
 
 		if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
 			uart_write_wakeup(&sport->port);
-- 
2.30.2