}

        if ( this.tmp == null ) {
            throw new IOException("Bad file descriptor");
        }

        try ( SmbFileHandleImpl fh = ensureOpen();
              SmbTreeHandleImpl th = fh.getTree() ) {
            if ( log.isDebugEnabled() ) {
                log.debug("write: fid=" + fh + ",off=" + off + ",len=" + len + ",fp=" +  this.fp);
            }

            int w;
            do {