static void cm_send_handler(struct ib_mad_agent *mad_agent,
			    struct ib_mad_send_wc *mad_send_wc)
{
	struct ib_mad_send_buf *msg = mad_send_wc->send_buf;
	struct cm_port *port;
	u16 attr_index;

	port = mad_agent->context;
	attr_index = be16_to_cpu(((struct ib_mad_hdr *)
				  msg->mad)->attr_id) - CM_ATTR_ID_OFFSET;

	/*
	 * If the send was in response to a received message (context[0] is not
	 * set to a cm_id), and is not a REJ, then it is a send that was
	 * manually retried.
	 */
	if (!msg->context[0] && (attr_index != CM_REJ_COUNTER))
		msg->retries = 1;

	atomic_long_add(1 + msg->retries,
			&port->counter_group[CM_XMIT].counter[attr_index]);
	if (msg->retries)
		atomic_long_add(msg->retries,
				&port->counter_group[CM_XMIT_RETRIES].
				counter[attr_index]);

	switch (mad_send_wc->status) {
	case IB_WC_SUCCESS:
	case IB_WC_WR_FLUSH_ERR:
		cm_free_msg(msg);
		break;
	default:
		if (msg->context[0] && msg->context[1])
			cm_process_send_error(msg, mad_send_wc->status);
		else
			cm_free_msg(msg);
		break;
	}
}

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.