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(parent: f617647) | patch
f2fs: read page index before freeing
authorPan Bian <bianpan2016@163.com>
Thu, 22 Nov 2018 10:58:46 +0000 (18:58 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Mon, 26 Nov 2018 23:54:37 +0000 (15:54 -0800)
commit0ea295dd853e0879a9a30ab61f923c26be35b902
tree66ca8d0e3fc29a578509bbc08f592461488d0e8ftree | snapshot
parentf6176473a0c7472380eef72ebeb330cf9485bf0acommit | 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>
fs/f2fs/node.c diff | blob | history
Domain: System / Kernel;