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quatech2: switch to ->get_serial()

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Reviewed-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2018-09-12 07:24:37 -04:00
parent 9326ec59ec
commit 8fbde7984e
1 changed files with 11 additions and 31 deletions
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42
drivers/usb/serial/quatech2.c
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@ -453,39 +453,19 @@ static void qt2_disconnect(struct usb_serial *serial)
usb_kill_urb(serial_priv->read_urb);
}
static int get_serial_info(struct usb_serial_port *port,
struct serial_struct __user *retinfo)
{
struct serial_struct tmp;
memset(&tmp, 0, sizeof(tmp));
tmp.line = port->minor;
tmp.port = 0;
tmp.irq = 0;
tmp.xmit_fifo_size = port->bulk_out_size;
tmp.baud_base = 9600;
tmp.close_delay = 5*HZ;
tmp.closing_wait = 30*HZ;
if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
return -EFAULT;
return 0;
}
static int qt2_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
static int get_serial_info(struct tty_struct *tty,
struct serial_struct *ss)
{
struct usb_serial_port *port = tty->driver_data;
switch (cmd) {
case TIOCGSERIAL:
return get_serial_info(port,
(struct serial_struct __user *)arg);
default:
break;
}
return -ENOIOCTLCMD;
ss->line = port->minor;
ss->port = 0;
ss->irq = 0;
ss->xmit_fifo_size = port->bulk_out_size;
ss->baud_base = 9600;
ss->close_delay = 5*HZ;
ss->closing_wait = 30*HZ;
return 0;
}
static void qt2_process_status(struct usb_serial_port *port, unsigned char *ch)
@ -1013,7 +993,7 @@ static struct usb_serial_driver qt2_device = {
.tiocmset = qt2_tiocmset,
.tiocmiwait = usb_serial_generic_tiocmiwait,
.get_icount = usb_serial_generic_get_icount,
.ioctl = qt2_ioctl,
.get_serial = get_serial_info,
.set_termios = qt2_set_termios,
};