* 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