Signed-off-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
const struct line6_properties *properties,
int (*private_init)(struct usb_interface *, struct usb_line6 *))
{
- struct usb_device *usbdev;
+ struct usb_device *usbdev = interface_to_usbdev(interface);
struct snd_card *card;
int interface_number;
int ret;
- if (!interface) {
- ret = -ENODEV;
- goto err_put;
- }
- usbdev = interface_to_usbdev(interface);
- if (!usbdev) {
- ret = -ENODEV;
- goto err_put;
- }
-
/* we don't handle multiple configurations */
if (usbdev->descriptor.bNumConfigurations != 1) {
ret = -ENODEV;