io_uring: fix leaving invalid req->flags

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sqe->flags are subset of req flags, so incorrectly copied may span into
in-kernel flags and wreck havoc, e.g. by setting REQ_F_INFLIGHT.

Fixes: 5be9ad1e42 ("io_uring: optimise io_init_req() flags setting")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-02-20 01:39:53 +00:00 • committed by Jens Axboe

parent 88f171ab77

commit ebf4a5db69

1 changed files with 3 additions and 1 deletions

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fs/io_uring.c

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