Handle SCTP_CURRENT_ASSOC and SCTP_ALL_ASSOC correctly in sctp_opt_info().
Handle SCTP_CURRENT_ASSOC and SCTP_ALL_ASSOC correctly
in sctp_opt_info().

ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl,ossy-szeged/sctp-refimpl