USB: serial: omninet: simplify endpoint check
Simplify the endpoint sanity check by letting core verify that the
required endpoints are present.
Note that the driver uses the second bulk-out endpoint for writing.
Signed-off-by: Johan Hovold <johan@kernel.org>
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index dd70695..7be40df 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -37,7 +37,6 @@ static int omninet_write(struct tty_struct *tty, struct usb_serial_port *port,
const unsigned char *buf, int count);
static int omninet_write_room(struct tty_struct *tty);
static void omninet_disconnect(struct usb_serial *serial);
-static int omninet_attach(struct usb_serial *serial);
static int omninet_port_probe(struct usb_serial_port *port);
static int omninet_port_remove(struct usb_serial_port *port);
@@ -56,7 +55,7 @@ static struct usb_serial_driver zyxel_omninet_device = {
.description = "ZyXEL - omni.net lcd plus usb",
.id_table = id_table,
.num_ports = 1,
- .attach = omninet_attach,
+ .num_bulk_out = 2,
.port_probe = omninet_port_probe,
.port_remove = omninet_port_remove,
.write = omninet_write,
@@ -104,17 +103,6 @@ struct omninet_data {
__u8 od_outseq; /* Sequence number for bulk_out URBs */
};
-static int omninet_attach(struct usb_serial *serial)
-{
- /* The second bulk-out endpoint is used for writing. */
- if (serial->num_bulk_out < 2) {
- dev_err(&serial->interface->dev, "missing endpoints\n");
- return -ENODEV;
- }
-
- return 0;
-}
-
static int omninet_port_probe(struct usb_serial_port *port)
{
struct omninet_data *od;