diff options
| -rw-r--r-- | drivers/usb/serial/pl2303.c | 29 |
1 files changed, 8 insertions, 21 deletions
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index e41f725ac7aa..a4e0d13fc121 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -808,29 +808,16 @@ static int pl2303_carrier_raised(struct usb_serial_port *port) return 0; } -static int pl2303_ioctl(struct tty_struct *tty, - unsigned int cmd, unsigned long arg) +static int pl2303_get_serial(struct tty_struct *tty, + struct serial_struct *ss) { - struct serial_struct ser; struct usb_serial_port *port = tty->driver_data; - switch (cmd) { - case TIOCGSERIAL: - memset(&ser, 0, sizeof ser); - ser.type = PORT_16654; - ser.line = port->minor; - ser.port = port->port_number; - ser.baud_base = 460800; - - if (copy_to_user((void __user *)arg, &ser, sizeof ser)) - return -EFAULT; - - return 0; - default: - break; - } - - return -ENOIOCTLCMD; + ss->type = PORT_16654; + ss->line = port->minor; + ss->port = port->port_number; + ss->baud_base = 460800; + return 0; } static void pl2303_set_break(struct usb_serial_port *port, bool enable) @@ -1016,7 +1003,7 @@ static struct usb_serial_driver pl2303_device = { .close = pl2303_close, .dtr_rts = pl2303_dtr_rts, .carrier_raised = pl2303_carrier_raised, - .ioctl = pl2303_ioctl, + .get_serial = pl2303_get_serial, .break_ctl = pl2303_break_ctl, .set_termios = pl2303_set_termios, .tiocmget = pl2303_tiocmget, |