io_uring: clean up timeout async_data allocation

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opcode prep functions are one of the first things that are called, we
can't have ->async_data allocated at this point and it's certainly a
bug. Reflect this assumption in io_timeout_prep() and add a WARN_ONCE
just in case.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/75a28ca7dbcc5af8b6cd9092819e8384c24dedd4.1634987320.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-10-23 12:14:00 +01:00 • committed by Jens Axboe

parent afb7f56fc6

commit d6a644a795

1 changed files with 3 additions and 1 deletions

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fs/io_uring.c

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