K 10 svn:author V 3 jhb K 8 svn:date V 27 2007-06-12T19:21:54.000000Z K 7 svn:log V 155 MFC 1.30: Certain (bad) values of sack blocks can end up corrupting the sack scoreboard. Make the checks in tcp_sack_doack() more robust to prevent this. END