diff options
| author | Paolo Abeni <[email protected]> | 2021-01-12 18:25:23 +0100 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2021-01-12 20:09:19 -0800 |
| commit | 20bc80b6f582ad1151c52ca09ab66b472768c9c8 (patch) | |
| tree | 0ba67f80da78e148b9b06d4d9d7bc5075788fc43 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | ece9ab2a78afa1424c1aff45b1a95748dbc1f100 (diff) | |
mptcp: more strict state checking for acks
Syzkaller found a way to trigger division by zero
in mptcp_subflow_cleanup_rbuf().
The current checks implemented into tcp_can_send_ack()
are too week, let's be more accurate.
Reported-by: Christoph Paasch <[email protected]>
Fixes: ea4ca586b16f ("mptcp: refine MPTCP-level ack scheduling")
Fixes: fd8976790a6c ("mptcp: be careful on MPTCP-level ack.")
Signed-off-by: Paolo Abeni <[email protected]>
Reviewed-by: Mat Martineau <[email protected]>
Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions