[PATCH] f2fs: fix to do sanity check on extent cache correctly

From: Chao Yu
Date: Sun Jan 08 2023 - 22:49:39 EST


In do_read_inode(), sanity_check_inode() should be called after
f2fs_init_read_extent_tree(), fix it.

Fixes: 72840cccc0a1 ("f2fs: allocate the extent_cache by default")
Signed-off-by: Chao Yu <chao@xxxxxxxxxx>
---
fs/f2fs/inode.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index de5cd311ca79..574dee5d44e0 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -413,12 +413,6 @@ static int do_read_inode(struct inode *inode)
fi->i_inline_xattr_size = 0;
}

- if (!sanity_check_inode(inode, node_page)) {
- f2fs_put_page(node_page, 1);
- f2fs_handle_error(sbi, ERROR_CORRUPTED_INODE);
- return -EFSCORRUPTED;
- }
-
/* check data exist */
if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))
__recover_inline_status(inode, node_page);
@@ -482,6 +476,12 @@ static int do_read_inode(struct inode *inode)
f2fs_init_read_extent_tree(inode, node_page);
f2fs_init_age_extent_tree(inode);

+ if (!sanity_check_inode(inode, node_page)) {
+ f2fs_put_page(node_page, 1);
+ f2fs_handle_error(sbi, ERROR_CORRUPTED_INODE);
+ return -EFSCORRUPTED;
+ }
+
f2fs_put_page(node_page, 1);

stat_inc_inline_xattr(inode);
--
2.25.1