diff options
Diffstat (limited to 'drivers/usb/serial/belkin_sa.c')
| -rw-r--r-- | drivers/usb/serial/belkin_sa.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index 9331a562dac0..cf47ee4ae5d3 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -46,7 +46,7 @@ static void belkin_sa_process_read_urb(struct urb *urb); static void belkin_sa_set_termios(struct tty_struct *tty, struct usb_serial_port *port, const struct ktermios *old_termios); -static void belkin_sa_break_ctl(struct tty_struct *tty, int break_state); +static int belkin_sa_break_ctl(struct tty_struct *tty, int break_state); static int belkin_sa_tiocmget(struct tty_struct *tty); static int belkin_sa_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear); @@ -399,13 +399,19 @@ static void belkin_sa_set_termios(struct tty_struct *tty, spin_unlock_irqrestore(&priv->lock, flags); } -static void belkin_sa_break_ctl(struct tty_struct *tty, int break_state) +static int belkin_sa_break_ctl(struct tty_struct *tty, int break_state) { struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; + int ret; - if (BSA_USB_CMD(BELKIN_SA_SET_BREAK_REQUEST, break_state ? 1 : 0) < 0) + ret = BSA_USB_CMD(BELKIN_SA_SET_BREAK_REQUEST, break_state ? 1 : 0); + if (ret < 0) { dev_err(&port->dev, "Set break_ctl %d\n", break_state); + return ret; + } + + return 0; } static int belkin_sa_tiocmget(struct tty_struct *tty) |