A proper fix for the issue Andreas found. While fixing it, clean up the handling of received INIT-chunks in cases where an INIT-ACK is not sent back.
A proper fix for the issue Andreas found. While fixing it, clean up
the handling of received INIT-chunks in cases where an INIT-ACK is
not sent back.

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