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: Johan Hovold <johan@kernel.org>
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@ -122,19 +122,6 @@ static inline int calc_divisor(int bps)
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return (12000000 + 2*bps) / (4*bps);
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}
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static int ark3116_attach(struct usb_serial *serial)
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{
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/* make sure we have our end-points */
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if (serial->num_bulk_in == 0 ||
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serial->num_bulk_out == 0 ||
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serial->num_interrupt_in == 0) {
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dev_err(&serial->interface->dev, "missing endpoint\n");
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return -ENODEV;
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}
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return 0;
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}
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static int ark3116_port_probe(struct usb_serial_port *port)
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{
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struct usb_serial *serial = port->serial;
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@ -671,7 +658,9 @@ static struct usb_serial_driver ark3116_device = {
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},
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.id_table = id_table,
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.num_ports = 1,
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.attach = ark3116_attach,
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.num_bulk_in = 1,
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.num_bulk_out = 1,
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.num_interrupt_in = 1,
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.port_probe = ark3116_port_probe,
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.port_remove = ark3116_port_remove,
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.set_termios = ark3116_set_termios,
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