From 8be0fea9c09d5be1693e50d1439f14878837fa4f Mon Sep 17 00:00:00 2001 From: Sheng Yong Date: Sat, 4 Jun 2016 22:01:28 +0800 Subject: f2fs: find parent dentry correctly If dotdot directory is corrupted, its slot may be ocupied by another file. In this case, dentry[1] is not the parent directory. Rename and cross-rename will update the inode in dentry[1] incorrectly. This patch finds dotdot dentry by name. Signed-off-by: Sheng Yong [Jaegeuk Kim: remove wron bug_on] Signed-off-by: Jaegeuk Kim --- fs/f2fs/inline.c | 19 ------------------- 1 file changed, 19 deletions(-) (limited to 'fs/f2fs/inline.c') diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 669f92ffd111..e10e958250ff 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -306,25 +306,6 @@ struct f2fs_dir_entry *find_in_inline_dir(struct inode *dir, return de; } -struct f2fs_dir_entry *f2fs_parent_inline_dir(struct inode *dir, - struct page **p) -{ - struct f2fs_sb_info *sbi = F2FS_I_SB(dir); - struct page *ipage; - struct f2fs_dir_entry *de; - struct f2fs_inline_dentry *dentry_blk; - - ipage = get_node_page(sbi, dir->i_ino); - if (IS_ERR(ipage)) - return NULL; - - dentry_blk = inline_data_addr(ipage); - de = &dentry_blk->dentry[1]; - *p = ipage; - unlock_page(ipage); - return de; -} - int make_empty_inline_dir(struct inode *inode, struct inode *parent, struct page *ipage) { -- cgit v1.2.3