tcp/sack: Guard against ACK reordering when adding SACK blocks
authorSepherosa Ziehau <sephe@dragonflybsd.org>
Tue, 8 May 2012 05:56:07 +0000 (13:56 +0800)
committerSepherosa Ziehau <sephe@dragonflybsd.org>
Tue, 8 May 2012 05:58:29 +0000 (13:58 +0800)
commit331721f5c85bb66dbd6e3f67c09e6442584e07d5
tree6fbfac5cab250d39cc1e5da12d3adac7ff36c090
parent1ff8a2bd3eb6e5587174c6a983303ea3a79e0002
tcp/sack: Guard against ACK reordering when adding SACK blocks

The reordered ACK could carry SACK blocks which are all covered by
tcpcb.snd_una
sys/netinet/tcp_sack.c