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| /openbmc/linux/drivers/block/ |
| H A D | loop.c | 92d77332 Fri Sep 01 13:15:17 CDT 2017 Shaohua Li <shli@fb.com> block/loop: fix use after free
lo_rw_aio->call_read_iter->
1 aops->direct_IO
2 iov_iter_revert
lo_rw_aio_complete could happen between 1 and 2, the bio and bvec could
be freed before 2, which accesses bvec.
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
92d77332 Fri Sep 01 13:15:17 CDT 2017 Shaohua Li <shli@fb.com> block/loop: fix use after free
lo_rw_aio->call_read_iter->
1 aops->direct_IO
2 iov_iter_revert
lo_rw_aio_complete could happen between 1 and 2, the bio and bvec could
be freed before 2, which accesses bvec.
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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