diff options
author | Ben Hutchings <ben.hutchings@codethink.co.uk> | 2018-11-29 19:17:34 +0000 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-08 13:05:14 +0100 |
commit | fd8c7d35bd1305317f5eaab62cc7f86eafbf76b3 (patch) | |
tree | e7c9e8587047096a20e3836c4097da7fb0076582 /fs/f2fs | |
parent | 06e606acedaf8bb00c83c4cee43acdd264287a92 (diff) |
f2fs: Add sanity_check_inode() function
This was done as part of commits 5d64600d4f33 "f2fs: avoid bug_on on
corrupted inode" and 76d56d4ab4f2 "f2fs: fix to do sanity check with
extra_attr feature" upstream, but the specific checks they added are
not applicable to 4.9.
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r-- | fs/f2fs/inode.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index 5b6476824f90..108eea3a8dec 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -104,6 +104,13 @@ static void __recover_inline_status(struct inode *inode, struct page *ipage) return; } +static bool sanity_check_inode(struct inode *inode) +{ + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + + return true; +} + static int do_read_inode(struct inode *inode) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); @@ -153,6 +160,11 @@ static int do_read_inode(struct inode *inode) get_inline_info(inode, ri); + if (!sanity_check_inode(inode)) { + f2fs_put_page(node_page, 1); + return -EINVAL; + } + /* check data exist */ if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode)) __recover_inline_status(inode, node_page); |