static void pmcraid_release_buffers(struct pmcraid_instance *pinstance)
{
	pmcraid_release_config_buffers(pinstance);
	pmcraid_release_control_blocks(pinstance, PMCRAID_MAX_CMD);
	pmcraid_release_cmd_blocks(pinstance, PMCRAID_MAX_CMD);
	pmcraid_release_host_rrqs(pinstance, pinstance->num_hrrq);

	if (pinstance->inq_data != NULL) {
		pci_free_consistent(pinstance->pdev,
				    sizeof(struct pmcraid_inquiry_data),
				    pinstance->inq_data,
				    pinstance->inq_data_baddr);

		pinstance->inq_data = NULL;
		pinstance->inq_data_baddr = 0;
	}

	if (pinstance->timestamp_data != NULL) {
		pci_free_consistent(pinstance->pdev,
				    sizeof(struct pmcraid_timestamp_data),
				    pinstance->timestamp_data,
				    pinstance->timestamp_data_baddr);

		pinstance->timestamp_data = NULL;
		pinstance->timestamp_data_baddr = 0;
	}
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.