From 337850917a690ca83605b30b29c464bb3397abdf Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Thu, 18 Oct 2007 01:24:22 -0700 Subject: [PATCH] usb-serial: handle NULL termios methods as "no hardware changing support" Signed-off-by: Alan Cox Signed-off-by: Andrew Morton Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/usb-serial.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 4b1bd7def4a5..426afaa0d9b8 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -429,6 +429,8 @@ static void serial_set_termios (struct tty_struct *tty, struct ktermios * old) /* pass on to the driver specific version of this function if it is available */ if (port->serial->type->set_termios) port->serial->type->set_termios(port, old); + else + tty_termios_copy_hw(tty->termios, old); } static void serial_break (struct tty_struct *tty, int break_state) -- 2.30.2