From: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Date: Wed, 19 Oct 2022 09:11:27 +0000 (+0300)
Subject: serial: max3100: Use uart_xmit_advance()
X-Git-Tag: v6.2-rc1~68^2~68
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=502b13cc5aa2c9b2b2a802a7d473734439dc09b2;p=thirdparty%2Flinux.git

serial: max3100: Use uart_xmit_advance()

Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-21-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c
index c69602f356fdc..bb74f23251fe4 100644
--- a/drivers/tty/serial/max3100.c
+++ b/drivers/tty/serial/max3100.c
@@ -292,9 +292,7 @@ static void max3100_work(struct work_struct *w)
 			} else if (!uart_circ_empty(xmit) &&
 				   !uart_tx_stopped(&s->port)) {
 				tx = xmit->buf[xmit->tail];
-				xmit->tail = (xmit->tail + 1) &
-					(UART_XMIT_SIZE - 1);
-				s->port.icount.tx++;
+				uart_xmit_advance(&s->port, 1);
 			}
 			if (tx != 0xffff) {
 				max3100_calc_parity(s, &tx);