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| author | Pavel Begunkov <asml.silence@gmail.com> | 2020-04-08 08:58:46 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-04-08 09:26:51 -0600 |
| commit | 9c280f9087118099f50566e906b9d9d5a0fb4529 (patch) | |
| tree | d3554b855fc22b0c0caa3bf3ff478ebf2db90d27 /fs/befs | |
| parent | 0553b8bda8709c47863eab3fff7ac32ad04ca52b (diff) | |
| download | lwn-9c280f9087118099f50566e906b9d9d5a0fb4529.tar.gz lwn-9c280f9087118099f50566e906b9d9d5a0fb4529.zip | |
io_uring: don't read user-shared sqe flags twice
Don't re-read userspace-shared sqe->flags, it can be exploited.
sqe->flags are copied into req->flags in io_submit_sqe(), check them
there instead.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/befs')
0 files changed, 0 insertions, 0 deletions