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| author | Chao Yu <yuchao0@huawei.com> | 2020-04-23 17:57:33 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-05-11 20:37:13 -0700 |
| commit | f3494345ce9999624b36109252a4bf5f00e51a46 (patch) | |
| tree | c57303ff36fddfdf9be78c0d1cbef9ba8bc2fef6 /fs/f2fs/gc.c | |
| parent | 03382f1aa99f438f8e9dc7562c7368f55ba8f56c (diff) | |
| download | linux-f3494345ce9999624b36109252a4bf5f00e51a46.tar.gz linux-f3494345ce9999624b36109252a4bf5f00e51a46.tar.bz2 linux-f3494345ce9999624b36109252a4bf5f00e51a46.zip | |
f2fs: fix potential use-after-free issue
In error path of f2fs_read_multi_pages(), it should let last referrer
release decompress io context memory, otherwise, other referrer will
cause use-after-free issue.
Fixes: 4c8ff7095bef ("f2fs: support data compression")
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/gc.c')
0 files changed, 0 insertions, 0 deletions