break;
                                }
                        }
-#ifdef CONFIG_GIGASET_DEBUG
-                       /* check assumption on remaining frames */
-                       for (; i < BAS_NUMFRAMES; i++) {
-                               ifd = &urb->iso_frame_desc[i];
-                               if (ifd->status != -EINPROGRESS
-                                   || ifd->actual_length != 0) {
-                                       dev_warn(cs->dev,
-                                            "isochronous write: frame %d: %s, "
-                                            "%d of %d bytes sent\n",
-                                            i, get_usb_statmsg(ifd->status),
-                                            ifd->actual_length, ifd->length);
-                                       offset = (ifd->offset +
-                                                 ifd->actual_length)
-                                                % BAS_OUTBUFSIZE;
-                                       break;
-                               }
-                       }
-#endif
                        break;
                case -EPIPE:                    /* stall - probably underrun */
                        dev_err(cs->dev, "isochronous write stalled\n");