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| author | Pavel Begunkov <asml.silence@gmail.com> | 2023-09-14 16:51:09 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-09-14 10:12:55 -0600 |
| commit | c21a8027ad8a68c340d0d58bf1cc61dcb0bc4d2f (patch) | |
| tree | 840d2d18d307e2332f7a498ac854737e2621e66d /tools/net/ynl/generated/devlink-user.c | |
| parent | 0bb80ecc33a8fb5a682236443c1e740d5c917d1d (diff) | |
io_uring/net: fix iter retargeting for selected buf
When using selected buffer feature, io_uring delays data iter setup
until later. If io_setup_async_msg() is called before that it might see
not correctly setup iterator. Pre-init nr_segs and judge from its state
whether we repointing.
Cc: stable@vger.kernel.org
Reported-by: syzbot+a4c6e5ef999b68b26ed1@syzkaller.appspotmail.com
Fixes: 0455d4ccec548 ("io_uring: add POLL_FIRST support for send/sendmsg and recv/recvmsg")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/0000000000002770be06053c7757@google.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/net/ynl/generated/devlink-user.c')
0 files changed, 0 insertions, 0 deletions