- dinfo.bustype = BUS_USB;
- dinfo.busnum = dev->bus->busnum;
- dinfo.devnum = dev->devnum;
- dinfo.ifnum = usbhid->ifnum;
- dinfo.vendor = le16_to_cpu(dev->descriptor.idVendor);
- dinfo.product = le16_to_cpu(dev->descriptor.idProduct);
- dinfo.version = le16_to_cpu(dev->descriptor.bcdDevice);
- dinfo.num_applications = hid->maxapplication;
- if (copy_to_user(user_arg, &dinfo, sizeof(dinfo)))
- return -EFAULT;
-
- return 0;
+ {
+ struct usb_device *dev = hid_to_usb_dev(hid);
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ dinfo.bustype = BUS_USB;
+ dinfo.busnum = dev->bus->busnum;
+ dinfo.devnum = dev->devnum;
+ dinfo.ifnum = usbhid->ifnum;
+ dinfo.vendor = le16_to_cpu(dev->descriptor.idVendor);
+ dinfo.product = le16_to_cpu(dev->descriptor.idProduct);
+ dinfo.version = le16_to_cpu(dev->descriptor.bcdDevice);
+ dinfo.num_applications = hid->maxapplication;
+
+ r = copy_to_user(user_arg, &dinfo, sizeof(dinfo)) ?
+ -EFAULT : 0;
+ break;
+ }