From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Thu, 18 Oct 2007 08:24:21 +0000 (-0700)
Subject: USB: option: termios handling
X-Git-Tag: firefly_0821_release~24602^2~29
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e650d8ae0494bb937eea6c7fd1a60e57ba74cd53;p=firefly-linux-kernel-4.4.55.git

USB: option: termios handling

For the devices that have no hardware settings set up the termios return
properly.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index b1c91818fe83..4590124cf888 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -313,7 +313,8 @@ static void option_set_termios(struct usb_serial_port *port,
 			struct ktermios *old_termios)
 {
 	dbg("%s", __FUNCTION__);
-
+	/* Doesn't support option setting */
+	tty_termios_copy_hw(port->tty->termios, old_termios);
 	option_send_setup(port);
 }