{
        struct hid_device *hid = dev->private;
        struct hid_usage *usage;
-       
+
        usage = hidinput_find_key(hid, scancode, 0);
        if (usage) {
                *keycode = usage->code;
        struct hid_device *hid = dev->private;
        struct hid_usage *usage;
        int old_keycode;
-       
+
        if (keycode < 0 || keycode > KEY_MAX)
                return -EINVAL;
-       
+
        usage = hidinput_find_key(hid, scancode, 0);
        if (usage) {
                old_keycode = usage->code;
                usage->code = keycode;
-               
+
                clear_bit(old_keycode, dev->keybit);
                set_bit(usage->code, dev->keybit);
                dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode);
                 * by another key */
                if (hidinput_find_key (hid, 0, old_keycode))
                        set_bit(old_keycode, dev->keybit);
-               
+
                return 0;
        }
-       
+
        return -EINVAL;
 }