USB: serial: keyspan_pda: simplify endpoint check

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

Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index d2dab2a..196908d 100644 (file)
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -708,19 +708,6 @@ MODULE_FIRMWARE("keyspan_pda/keyspan_pda.fw");
 MODULE_FIRMWARE("keyspan_pda/xircom_pgs.fw");
 #endif
 
-static int keyspan_pda_attach(struct usb_serial *serial)
-{
-       unsigned char num_ports = serial->num_ports;
-
-       if (serial->num_bulk_out < num_ports ||
-                       serial->num_interrupt_in < num_ports) {
-               dev_err(&serial->interface->dev, "missing endpoints\n");
-               return -ENODEV;
-       }
-
-       return 0;
-}
-
 static int keyspan_pda_port_probe(struct usb_serial_port *port)
 {
 
@@ -784,6 +771,8 @@ static struct usb_serial_driver keyspan_pda_device = {
        .description =          "Keyspan PDA",
        .id_table =             id_table_std,
        .num_ports =            1,
+       .num_bulk_out =         1,
+       .num_interrupt_in =     1,
        .dtr_rts =              keyspan_pda_dtr_rts,
        .open =                 keyspan_pda_open,
        .close =                keyspan_pda_close,
@@ -798,7 +787,6 @@ static struct usb_serial_driver keyspan_pda_device = {
        .break_ctl =            keyspan_pda_break_ctl,
        .tiocmget =             keyspan_pda_tiocmget,
        .tiocmset =             keyspan_pda_tiocmset,
-       .attach =               keyspan_pda_attach,
        .port_probe =           keyspan_pda_port_probe,
        .port_remove =          keyspan_pda_port_remove,
 };