git: tcp/sack: Fix the condition that SACK rescue retransmit can't be done

[Sepherosa Ziehau]

commit eb5f6cff41c9596ea14f08cf6f7d160c6c592127
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Wed May 23 17:38:30 2012 +0800

    tcp/sack: Fix the condition that SACK rescue retransmit can't be done
    
    If we have nothing left above the HighRxt, the first unSACKed segment
    will be used as the SACK rescue retransmit.

Summary of changes:
 sys/netinet/tcp_sack.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/eb5f6cff41c9596ea14f08cf6f7d160c6c592127


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