Other Income for Salaried person

Hi frnds, I am a salaried person, My Net salary per month Rs.55,000 get received in my bank account (Savings a/c). And i am received amount Rs.50,000 per month from my friend (some personal purpose i.e. Loan repayment) in same bank account. Now in this situation Can I have declared income in ITR form, my Salary income only? Will there be face any problem of avoiding if other income?