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-rw-r--r--drivers/usb/serial/ftdi_sio.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index a215f5fd894e..85d630e5989f 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1868,6 +1868,7 @@ static int ftdi_submit_read_urb(struct usb_serial_port *port, gfp_t mem_flags)
static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
{ /* ftdi_open */
+ struct ktermios dummy;
struct usb_device *dev = port->serial->dev;
struct ftdi_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
@@ -1895,8 +1896,10 @@ static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
This is same behaviour as serial.c/rs_open() - Kuba */
/* ftdi_set_termios will send usb control messages */
- if (tty)
- ftdi_set_termios(tty, port, tty->termios);
+ if (tty) {
+ memset(&dummy, 0, sizeof(dummy));
+ ftdi_set_termios(tty, port, &dummy);
+ }
/* Not throttled */
spin_lock_irqsave(&port->lock, flags);