static void pmcraid_unregister_hcams(struct pmcraid_cmd *cmd)
{
	struct pmcraid_instance *pinstance = cmd->drv_inst;

	/* During IOA bringdown, HCAM gets fired and tasklet proceeds with
	 * handling hcam response though it is not necessary. In order to
	 * prevent this, set 'ignore', so that bring-down sequence doesn't
	 * re-send any more hcams
	 */
	atomic_set(&pinstance->ccn.ignore, 1);
	atomic_set(&pinstance->ldn.ignore, 1);

	/* If adapter reset was forced as part of runtime reset sequence,
	 * start the reset sequence. Reset will be triggered even in case
	 * IOA unit_check.
	 */
	if ((pinstance->force_ioa_reset && !pinstance->ioa_bringdown) ||
	     pinstance->ioa_unit_check) {
		pinstance->force_ioa_reset = 0;
		pinstance->ioa_unit_check = 0;
		pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT;
		pmcraid_reset_alert(cmd);
		return;
	}

	/* Driver tries to cancel HCAMs by sending ABORT TASK for each HCAM
	 * one after the other. So CCN cancellation will be triggered by
	 * pmcraid_cancel_ldn itself.
	 */
	pmcraid_cancel_ldn(cmd);
}

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