| commit | d52c499b476b2f82eebecdd5fc4be8318a4e8ef7 | [log] [tgz] |
|---|---|---|
| author | Gustavo A. R. Silva <gustavo@embeddedor.com> | Sat Dec 22 01:39:52 2018 -0600 |
| committer | Jens Axboe <axboe@kernel.dk> | Sat Dec 22 14:45:35 2018 -0700 |
| tree | 008a2e96639d548172271d76bf7d9a8a343d69ed | |
| parent | 93f87a74fde682e0b53c90ea25e744003d294ae2 [diff] |
lightnvm: pblk: fix use-after-free bug
Remove one of the calls to function bio_put(), so *bio* is only
freed once.
Notice that bio is being dereferenced in bio_put(), hence leading to
a use-after-free bug once *bio* has already been freed.
Addresses-Coverity-ID: 1475952 ("Use after free")
Fixes: 55d8ec35398e ("lightnvm: pblk: support packed metadata")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>