[PATCH 2/2] f2fs: set SBI_NEED_FSCK for xattr corruption case

Chao Yu
2019-06-20T03:37:30Z

If xattr is corrupted, let's print kernel message and set SBI_NEED_FSCK
for further repair.

Reported-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/xattr.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 963242018663..b32c45621679 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -346,6 +346,9 @@ static int lookup_all_xattrs(struct inode *inode, struct page *ipage,

*xe = __find_xattr(cur_addr, last_txattr_addr, index, len, name);
if (!*xe) {
+ f2fs_err(F2FS_I_SB(inode), "inode (%lu) has corrupted xattr",
+ inode->i_ino);
+ set_sbi_flag(F2FS_I_SB(inode), SBI_NEED_FSCK);
err = -EFSCORRUPTED;
goto out;
}
@@ -622,6 +625,9 @@ static int __f2fs_setxattr(struct inode *inode, int index,
/* find entry with wanted name. */
here = __find_xattr(base_addr, last_base_addr, index, len, name);
if (!here) {
+ f2fs_err(F2FS_I_SB(inode), "inode (%lu) has corrupted xattr",
+ inode->i_ino);
+ set_sbi_flag(F2FS_I_SB(inode), SBI_NEED_FSCK);
error = -EFSCORRUPTED;
goto exit;
}
--
2.18.0.rc1