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author | John Dykstra <john.dykstra1@gmail.com> | 2009-03-22 21:49:57 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2009-03-22 21:49:57 -0700 |
commit | 96e0bf4b5193d0d97d139f99e2dd128763d55521 (patch) | |
tree | 5e5a69c68072e605759a9cf9152caf0d0c6d1b7e /drivers | |
parent | 763dccdc8e9775b247c3ea86ae8f5f592c12024e (diff) |
tcp: Discard segments that ack data not yet sent
Discard incoming packets whose ack field iincludes data not yet sent.
This is consistent with RFC 793 Section 3.9.
Change tcp_ack() to distinguish between too-small and too-large ack
field values. Keep segments with too-large ack fields out of the fast
path, and change slow path to discard them.
Reported-by: Oliver Zheng <mailinglists+netdev@oliverzheng.com>
Signed-off-by: John Dykstra <john.dykstra1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions