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fat: remove unnecessary dentry_unhash on rmdir, dir rename 

fat does not have problems with references to unlinked directories.

CC: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Sage Weil 2011-05-27 13:42:18 -07:00 committed by Al Viro
parent 45adfef7d0
commit f4ff0e25c5
2 changed files with 0 additions and 10 deletions
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5
fs/fat/namei_msdos.c
View File

@ -326,8 +326,6 @@ static int msdos_rmdir(struct inode *dir, struct dentry *dentry)
struct fat_slot_info sinfo;
int err;
dentry_unhash(dentry);
lock_super(sb);
/*
* Check whether the directory is not in use, then check
@ -459,9 +457,6 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
old_inode = old_dentry->d_inode;
new_inode = new_dentry->d_inode;
if (new_inode && S_ISDIR(new_inode->i_mode))
dentry_unhash(new_dentry);
err = fat_scan(old_dir, old_name, &old_sinfo);
if (err) {
err = -EIO;

5
fs/fat/namei_vfat.c
View File

@ -824,8 +824,6 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry)
struct fat_slot_info sinfo;
int err;
dentry_unhash(dentry);
lock_super(sb);
err = fat_dir_empty(inode);
@ -933,9 +931,6 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
int err, is_dir, update_dotdot, corrupt = 0;
struct super_block *sb = old_dir->i_sb;
if (new_dentry->d_inode && S_ISDIR(new_dentry->d_inode->i_mode))
dentry_unhash(new_dentry);
old_sinfo.bh = sinfo.bh = dotdot_bh = NULL;
old_inode = old_dentry->d_inode;
new_inode = new_dentry->d_inode;