ggated: Fehlerhafte Fehlerprüfung

static void *
recv_thread(void *arg)
{
        [...]
        /*
         * Receive data to write for WRITE request.
         */
        if (req->r_cmd == GGATE_CMD_WRITE) {
                [...]
                data = g_gate_recv(fd, req->r_data, req->r_length,
                    MSG_WAITALL);
                if (data == -1) {
                        g_gate_xlog("Error while receiving data: %s.",
                            strerror(errno));
                }
        }

        /*
         * Put the request onto the incoming queue.
         */
        [...]