[ Upstream commit
34bb77184123ae401100a4d156584f12fa630e5c ]
Don't forget to array_index_nospec() for indexes before updating rsrc
tags in __io_sqe_files_update(), just use already safe and precalculated
index @i.
Fixes:
c3bdad0271834 ("io_uring: add generic rsrc update with tags")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
err = -EBADF;
break;
}
- *io_get_tag_slot(data, up->offset + done) = tag;
+ *io_get_tag_slot(data, i) = tag;
io_fixed_file_set(file_slot, file);
err = io_sqe_file_register(ctx, file, i);
if (err) {