Michael Tuexen a8a8a8a808 Fix TCP Fast Open for the TCP RACK stack.
* Fix a bug where the SYN handling during established state was
  applied to a front state.
* Move a check for retransmission after the timer handling.
  This was suppressing timer based retransmissions.
* Fix an off-by one byte in the sequence number of retransmissions.
* Apply fixes corresponding to
  https://svnweb.freebsd.org/changeset/base/336934

Reviewed by:		rrs@
Approved by:		re (kib@)
MFC after:		1 month
Sponsored by:		Netflix, Inc.
Differential Revision:	https://reviews.freebsd.org/D16912
2018-09-12 10:27:58 +00:00
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