what if TDS amt.do not match with ITR and 26AS

mohit (account) (51 Points)

02 July 2011  

TDS credit as per 26AS 100000/-                 TDS claim as per ITR 4   75000/-

If anybody do not revise ITR as per 26as even if he know that there is mistake in credit of TDSas per 26AS and claim in ITR,and he filed Original return  online.

what are the consequenses and what steps can be taken by IT authority?