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Subject[PATCH 29/50] quatech2: switch to ->get_serial()
Date
From: Al Viro <viro@zeniv.linux.org.uk>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
drivers/usb/serial/quatech2.c | 42 +++++++++++-------------------------------
1 file changed, 11 insertions(+), 31 deletions(-)

diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
index b61c2a9b6b11..f2fbe1ec9701 100644
--- a/drivers/usb/serial/quatech2.c
+++ b/drivers/usb/serial/quatech2.c
@@ -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,
};

--
2.11.0
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