[PATCH 27/44] serial: rda: 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/rda-uart.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/rda-uart.c b/drivers/tty/serial/rda-uart.c
index 0e387e2144fa..be5c842b5ba9 100644
--- a/drivers/tty/serial/rda-uart.c
+++ b/drivers/tty/serial/rda-uart.c
@@ -353,8 +353,7 @@ static void rda_uart_send_chars(struct uart_port *port)
 
 		ch = xmit->buf[xmit->tail];
 		rda_uart_write(port, ch, RDA_UART_RXTX_BUFFER);
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-		port->icount.tx++;
+		uart_xmit_advance(port, 1);
 	}
 
 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
-- 
2.30.2