You should not, not even for your father's funeral. At least wait until you become a US citizen. If you now travel back to the country from which you claimed "persecution" and "fear" in order to obtain asylum, then you may not be readmitted to US and may forever give up this form of immigration relief.
Behar Intl. Counsel 619.234.5962 Kindly be advised that the answer above is only general in nature cannot be construed as legal advice, given that not enough facts are known. It is your responsibility to retain a lawyer to analyze the facts specific to your particular situation in order to give you specific advice. Specific answers will require cognizance of all pertinent facts about your case. Any answers offered on Avvo are of a general nature only, and are not meant to create an attorney-client relationship.
Very risky proposition but very short and innocent visits may be forgiven. I have had cases when such visits were in fact forgiven but my clients had to go through very tough times on account of their visits to the countries they asked asylum from.