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author | Paolo Abeni <pabeni@redhat.com> | 2020-11-18 23:05:34 +0100 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-19 21:54:24 -0800 |
commit | b680a214ec281dbd44b5ebbf3f126a57f1ecf0f7 (patch) | |
tree | 8bbd114bccb17adb18a9fc0e08beb29af36c7827 /tools/perf/scripts/python/stackcollapse.py | |
parent | ac75b09624ed679e239b75081923a6d33ae35876 (diff) |
mptcp: update rtx timeout only if required.
We must start the retransmission timer only there are
pending data in the rtx queue.
Otherwise we can hit a WARN_ON in mptcp_reset_timer(),
as syzbot demonstrated.
Reported-and-tested-by: syzbot+42aa53dafb66a07e5a24@syzkaller.appspotmail.com
Fixes: d9ca1de8c0cd ("mptcp: move page frag allocation in mptcp_sendmsg()")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Tested-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Link: https://lore.kernel.org/r/1a72039f112cae048c44d398ffa14e0a1432db3d.1605737083.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions