| commit | 0ea295dd853e0879a9a30ab61f923c26be35b902 | [log] [tgz] |
|---|---|---|
| author | Pan Bian <bianpan2016@163.com> | Thu Nov 22 18:58:46 2018 +0800 |
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | Mon Nov 26 15:54:37 2018 -0800 |
| tree | 66ca8d0e3fc29a578509bbc08f592461488d0e8f | |
| parent | f6176473a0c7472380eef72ebeb330cf9485bf0a [diff] |
f2fs: read page index before freeing
The function truncate_node frees the page with f2fs_put_page. However,
the page index is read after that. So, the patch reads the index before
freeing the page.
Fixes: bf39c00a9a7f ("f2fs: drop obsolete node page when it is truncated")
Cc: <stable@vger.kernel.org>
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>