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| author | Li Guifu <bluce.liguifu@huawei.com> | 2020-07-24 04:38:11 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-07-24 06:22:42 +0300 |
| commit | 99c787cfd2bd04926f1f553b30bd7dcea2caaba1 (patch) | |
| tree | 702cf9910f1dea29af52ff2117240d70c8ed5797 /fs/f2fs/namei.c | |
| parent | 68e79baf41f89fcdf9edf9bf3d65a71b667d066c (diff) | |
| download | linux-99c787cfd2bd04926f1f553b30bd7dcea2caaba1.tar.xz | |
f2fs: fix use-after-free issue
During umount, f2fs_put_super() unregisters procfs entries after
f2fs_destroy_segment_manager(), it may cause use-after-free
issue when umount races with procfs accessing, fix it by relocating
f2fs_unregister_sysfs().
[Chao Yu: change commit title/message a bit]
Signed-off-by: Li Guifu <bluce.liguifu@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/namei.c')
0 files changed, 0 insertions, 0 deletions