The 27-year-old is out of contract with the Portuguese side at the end of the season.
Recent reports have suggested Martin O'Neill was closing in on a pre-contract agreement, but the Brazilian insists he is yet to sort out his future.
Leandro Salino: "I know of the alleged interest in the newspapers, but nothing has reached my agent or me.
"I will resolve my future in June.
"Now I only think about fulfilling my contract with SC Braga and winning the final of the Copa de la Liga [the Portuguese league cup]."