serial: two branches the same in timbuart_set_mctrl()

CTS is a read only bit and we are to stop signal RTS if modem line TIOCM_RTS is not set. Thanks for suggestions by Richard Röjfors. Signed-off-by: Roel Kluin <[email protected]> Acked-by: Richard Röjfors <[email protected]> Cc: Alan Cox <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
benxu · May 21, 2010 · 4405199 · 4405199
1 parent e5bbbb1
commit 4405199
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/serial/timbuart.c b/drivers/serial/timbuart.c
@@ -220,7 +220,7 @@ static void timbuart_set_mctrl(struct uart_port *port, unsigned int mctrl)
 	if (mctrl & TIOCM_RTS)
 		iowrite8(TIMBUART_CTRL_RTS, port->membase + TIMBUART_CTRL);
 	else
-		iowrite8(TIMBUART_CTRL_RTS, port->membase + TIMBUART_CTRL);
+		iowrite8(0, port->membase + TIMBUART_CTRL);
 }
 
 static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)