git: DragonFly_RELEASE_3_0 tcp/sack: Prevent invalid SACK option from being processed

[Sepherosa Ziehau <sephe@xxxxxxxxxxxxxxxxxxxxxxx>]

commit 193a7dce9c8194cd5ca7f1f2a645cefc68d03c35
Author: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date:   Mon Mar 26 11:36:53 2012 +0800

    tcp/sack: Prevent invalid SACK option from being processed
    
    If the received SACK blocks contain one invalid SACK block,
    discard the whole SACK blocks.

Summary of changes:
 sys/netinet/tcp_input.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/193a7dce9c8194cd5ca7f1f2a645cefc68d03c35


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