Commit 12e7eca9 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: cp210x: remove redundant disconnect() 



Remove cp210x_disconnect which is used to kill traffic although this is
already handled by the generic framework.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 1ac93a30

drivers/usb/serial/cp210x.c

+0 −29
Original line number Diff line number Diff line
@@ -34,7 +34,6 @@ 
 * Function Prototypes

 */

static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *);

static void cp210x_cleanup(struct usb_serial_port *);

static void cp210x_close(struct usb_serial_port *);

static void cp210x_get_termios(struct tty_struct *,

	struct usb_serial_port *port);
@@ -49,7 +48,6 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, struct file *, 
		unsigned int, unsigned int);

static void cp210x_break_ctl(struct tty_struct *, int);

static int cp210x_startup(struct usb_serial *);

static void cp210x_disconnect(struct usb_serial *);

static void cp210x_dtr_rts(struct usb_serial_port *p, int on);

static int cp210x_carrier_raised(struct usb_serial_port *p);
@@ -147,7 +145,6 @@ static struct usb_serial_driver cp210x_device = { 
	.tiocmget 		= cp210x_tiocmget,

	.tiocmset		= cp210x_tiocmset,

	.attach			= cp210x_startup,

	.disconnect		= cp210x_disconnect,

	.dtr_rts		= cp210x_dtr_rts,

	.carrier_raised		= cp210x_carrier_raised

};
@@ -391,21 +388,6 @@ static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port) 
	return 0;

}



static void cp210x_cleanup(struct usb_serial_port *port)

{

	struct usb_serial *serial = port->serial;



	dbg("%s - port %d", __func__, port->number);



	if (serial->dev) {

		/* shutdown any bulk reads that might be going on */

		if (serial->num_bulk_out)

			usb_kill_urb(port->write_urb);

		if (serial->num_bulk_in)

			usb_kill_urb(port->read_urb);

	}

}



static void cp210x_close(struct usb_serial_port *port)

{

	dbg("%s - port %d", __func__, port->number);
@@ -794,17 +776,6 @@ static int cp210x_startup(struct usb_serial *serial) 
	return 0;

}



static void cp210x_disconnect(struct usb_serial *serial)

{

	int i;



	dbg("%s", __func__);



	/* Stop reads and writes on all ports */

	for (i = 0; i < serial->num_ports; ++i)

		cp210x_cleanup(serial->port[i]);

}



static int __init cp210x_init(void)

{

	int retval;