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USB: serial: kobil_sct: simplify endpoint check

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

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2017-03-02 12:51:26 +01:00
parent b714d5dc06
commit 35194572b4
1 changed files with 1 additions and 12 deletions
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13
drivers/usb/serial/kobil_sct.c
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@ -51,7 +51,6 @@
/* Function prototypes */
static int kobil_attach(struct usb_serial *serial);
static int kobil_port_probe(struct usb_serial_port *probe);
static int kobil_port_remove(struct usb_serial_port *probe);
static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port);
@ -87,7 +86,7 @@ static struct usb_serial_driver kobil_device = {
.description = "KOBIL USB smart card terminal",
.id_table = id_table,
.num_ports = 1,
.attach = kobil_attach,
.num_interrupt_out = 1,
.port_probe = kobil_port_probe,
.port_remove = kobil_port_remove,
.ioctl = kobil_ioctl,
@ -115,16 +114,6 @@ struct kobil_private {
};
static int kobil_attach(struct usb_serial *serial)
{
if (serial->num_interrupt_out < serial->num_ports) {
dev_err(&serial->interface->dev, "missing interrupt-out endpoint\n");
return -ENODEV;
}
return 0;
}
static int kobil_port_probe(struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;