sysv: remove unnecessary dentry_unhash from rmdir, dir rename

sysv does not have problems with references to unlinked directories.

CC: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 0 insertions, 5 deletions

diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index e2cc6756f3b1..e474fbcf8bde 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -196,8 +196,6 @@ static int sysv_rmdir(struct inode * dir, struct dentry * dentry)
         struct inode *inode = dentry->d_inode;
         int err = -ENOTEMPTY;
 
-        dentry_unhash(dentry);
-
         if (sysv_empty_dir(inode)) {
                 err = sysv_unlink(dir, dentry);
                 if (!err) {
@@ -224,9 +222,6 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry,
         struct sysv_dir_entry * old_de;
         int err = -ENOENT;
 
-        if (new_inode && S_ISDIR(new_inode->i_mode))
-                dentry_unhash(new_dentry);
-
         old_de = sysv_find_entry(old_dentry, &old_page);
         if (!old_de)
                 goto out;