static int iscsi_nop_out_rsp(struct iscsi_task *task,
			     struct iscsi_nopin *nop, char *data, int datalen)
{
	struct iscsi_conn *conn = task->conn;
	int rc = 0;

	if (READ_ONCE(conn->ping_task) != task) {
		/*
		 * If this is not in response to one of our
		 * nops then it must be from userspace.
		 */
		if (iscsi_recv_pdu(conn->cls_conn, (struct iscsi_hdr *)nop,
				   data, datalen))
			rc = ISCSI_ERR_CONN_FAILED;
	} else
		mod_timer(&conn->transport_timer, jiffies + conn->recv_timeout);
	iscsi_complete_task(task, ISCSI_TASK_COMPLETED);
	return rc;
}
static int iscsi_nop_out_rsp(struct iscsi_task *task,
			     struct iscsi_nopin *nop, char *data, int datalen)
{
	struct iscsi_conn *conn = task->conn;
	int rc = 0;

	if (READ_ONCE(conn->ping_task) != task) {
		 
		if (iscsi_recv_pdu(conn->cls_conn, (struct iscsi_hdr *)nop,
				   data, datalen))
			rc = ISCSI_ERR_CONN_FAILED;
	} else
		mod_timer(&conn->transport_timer, jiffies + conn->recv_timeout);
	iscsi_complete_task(task, ISCSI_TASK_COMPLETED);
	return rc;
}