jffs2: remove unnecessary dentry_unhash from rmdir, dir rename

jffs2 does not have problems with references to unlinked directories.

CC: David Woodhouse <dwmw2@infradead.org>
CC: linux-mtd@lists.infradead.org
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 05f73328b28b40bf1ba30952faa64e7568d53a43..82faddd1f321b74e8efd4f11fe07449e409d7bbc 100644 (file)
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -609,8 +609,6 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
        int ret;
        uint32_t now = get_seconds();
 
-       dentry_unhash(dentry);
-
        for (fd = f->dents ; fd; fd = fd->next) {
                if (fd->ino)
                        return -ENOTEMPTY;
@@ -786,9 +784,6 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
        uint8_t type;
        uint32_t now;
 
-       if (new_dentry->d_inode && S_ISDIR(new_dentry->d_inode->i_mode))
-               dentry_unhash(new_dentry);
-
        /* The VFS will check for us and prevent trying to rename a
         * file over a directory and vice versa, but if it's a directory,
         * the VFS can't check whether the victim is empty. The filesystem