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io_uring/rsrc: check size when importing reg buffer
authorPavel Begunkov <asml.silence@gmail.com>
Mon, 31 Mar 2025 18:40:21 +0000 (19:40 +0100)
committerJens Axboe <axboe@kernel.dk>
Mon, 31 Mar 2025 18:41:49 +0000 (12:41 -0600)
commita1fbe0a12178a006b04a7fa528457f9901d6c6d0
tree2108cd46eda139ee07154c1076ac328562826b05tree
parented344511c584479ce2130d7e01a9a1e638850b0ccommit | diff
io_uring/rsrc: check size when importing reg buffer

We're relying on callers to verify the IO size, do it inside of
io_import_fixed() instead. It's safer, easier to deal with, and more
consistent as now it's done close to the iter init site.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/f9c2c75ec4d356a0c61289073f68d98e8a9db190.1743446271.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
io_uring/rsrc.c diff | blob | history
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