ecryptfs: remove unnecessary dentry_unhash on rmdir, dir rename

ecryptfs does not have problems with references to unlinked directories.

CC: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
CC: Dustin Kirkland <kirkland@canonical.com>
CC: ecryptfs-devel@lists.launchpad.net
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 227b409..4d4cc6a 100644 (file)
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -521,8 +521,6 @@ static int ecryptfs_rmdir(struct inode *dir, struct dentry *dentry)
        struct dentry *lower_dir_dentry;
        int rc;
 
-       dentry_unhash(dentry);
-
        lower_dentry = ecryptfs_dentry_to_lower(dentry);
        dget(dentry);
        lower_dir_dentry = lock_parent(lower_dentry);
@@ -573,9 +571,6 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
        struct dentry *lower_new_dir_dentry;
        struct dentry *trap = NULL;
 
-       if (new_dentry->d_inode && S_ISDIR(new_dentry->d_inode->i_mode))
-               dentry_unhash(new_dentry);
-
        lower_old_dentry = ecryptfs_dentry_to_lower(old_dentry);
        lower_new_dentry = ecryptfs_dentry_to_lower(new_dentry);
        dget(lower_old_dentry);