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Commit 52ccf460 authored by Johan Hovold's avatar Johan Hovold
Browse files

USB: serial: ark3116: simplify endpoint sanity check 



Simplify the endpoint sanity check by letting core verify that the
required endpoints are present.

Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
parent 92e6b2c6

drivers/usb/serial/ark3116.c

+3 −14
Original line number Diff line number Diff line
@@ -122,19 +122,6 @@ static inline int calc_divisor(int bps) 
	return (12000000 + 2*bps) / (4*bps);

}



static int ark3116_attach(struct usb_serial *serial)

{

	/* make sure we have our end-points */

	if (serial->num_bulk_in == 0 ||

			serial->num_bulk_out == 0 ||

			serial->num_interrupt_in == 0) {

		dev_err(&serial->interface->dev, "missing endpoint\n");

		return -ENODEV;

	}



	return 0;

}



static int ark3116_port_probe(struct usb_serial_port *port)

{

	struct usb_serial *serial = port->serial;
@@ -671,7 +658,9 @@ static struct usb_serial_driver ark3116_device = { 
	},

	.id_table =		id_table,

	.num_ports =		1,

	.attach =		ark3116_attach,

	.num_bulk_in =		1,

	.num_bulk_out =		1,

	.num_interrupt_in =	1,

	.port_probe =		ark3116_port_probe,

	.port_remove =		ark3116_port_remove,

	.set_termios =		ark3116_set_termios,