Reconciliation of tds paid and payable in quarterly return

Sir, If an employee, pay advance tax by mistake even though he has no other income beside salary, and furnish the details to his employer for adjustment of advance tax against his TDS due on salary in consequent months, and employer also do accordingly, then how the difference between TDS paid & TDS Payable due to payment of advance tax by employee can be corelated for Quarterly TDS Return.