static void cm_process_send_error(struct ib_mad_send_buf *msg,
				  enum ib_wc_status wc_status)
{
	struct cm_id_private *cm_id_priv;
	struct ib_cm_event cm_event;
	enum ib_cm_state state;
	int ret;

	memset(&cm_event, 0, sizeof cm_event);
	cm_id_priv = msg->context[0];

	/* Discard old sends or ones without a response. */
	spin_lock_irq(&cm_id_priv->lock);
	state = (enum ib_cm_state) (unsigned long) msg->context[1];
	if (msg != cm_id_priv->msg || state != cm_id_priv->id.state)
		goto discard;

	switch (state) {
	case IB_CM_REQ_SENT:
	case IB_CM_MRA_REQ_RCVD:
		cm_reset_to_idle(cm_id_priv);
		cm_event.event = IB_CM_REQ_ERROR;
		break;
	case IB_CM_REP_SENT:
	case IB_CM_MRA_REP_RCVD:
		cm_reset_to_idle(cm_id_priv);
		cm_event.event = IB_CM_REP_ERROR;
		break;
	case IB_CM_DREQ_SENT:
		cm_enter_timewait(cm_id_priv);
		cm_event.event = IB_CM_DREQ_ERROR;
		break;
	case IB_CM_SIDR_REQ_SENT:
		cm_id_priv->id.state = IB_CM_IDLE;
		cm_event.event = IB_CM_SIDR_REQ_ERROR;
		break;
	default:
		goto discard;
	}
	spin_unlock_irq(&cm_id_priv->lock);
	cm_event.param.send_status = wc_status;

	/* No other events can occur on the cm_id at this point. */
	ret = cm_id_priv->id.cm_handler(&cm_id_priv->id, &cm_event);
	cm_free_msg(msg);
	if (ret)
		ib_destroy_cm_id(&cm_id_priv->id);
	return;
discard:
	spin_unlock_irq(&cm_id_priv->lock);
	cm_free_msg(msg);
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.