Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (46 commits)
  [PATCH] fs: add a sanity check in d_free
  [PATCH] i_version: remount support
  [patch] vfs: make security_inode_setattr() calling consistent
  [patch 1/3] FS_MBCACHE: don't needlessly make it built-in
  [PATCH] move executable checking into ->permission()
  [PATCH] fs/dcache.c: update comment of d_validate()
  [RFC PATCH] touch_mnt_namespace when the mount flags change
  [PATCH] reiserfs: add missing llseek method
  [PATCH] fix ->llseek for more directories
  [PATCH vfs-2.6 6/6] vfs: add LOOKUP_RENAME_TARGET intent
  [PATCH vfs-2.6 5/6] vfs: remove LOOKUP_PARENT from non LOOKUP_PARENT lookup
  [PATCH vfs-2.6 4/6] vfs: remove unnecessary fsnotify_d_instantiate()
  [PATCH vfs-2.6 3/6] vfs: add __d_instantiate() helper
  [PATCH vfs-2.6 2/6] vfs: add d_ancestor()
  [PATCH vfs-2.6 1/6] vfs: replace parent == dentry->d_parent by IS_ROOT()
  [PATCH] get rid of on-stack dentry in udf
  [PATCH 2/2] anondev: switch to IDA
  [PATCH 1/2] anondev: init IDR statically
  [JFFS2] Use d_splice_alias() not d_add() in jffs2_lookup()
  [PATCH] Optimise NFS readdir hack slightly.
  ...

1 files changed, 6 insertions, 8 deletions

diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c
index fae97196daa..b7c9b2df1f2 100644
--- a/fs/nfs/getroot.c
+++ b/fs/nfs/getroot.c
@@ -107,11 +107,10 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh)
 	 * if the dentry tree reaches them; however if the dentry already
 	 * exists, we'll pick it up at this point and use it as the root
 	 */
-	mntroot = d_alloc_anon(inode);
-	if (!mntroot) {
-		iput(inode);
+	mntroot = d_obtain_alias(inode);
+	if (IS_ERR(mntroot)) {
 		dprintk("nfs_get_root: get root dentry failed\n");
-		return ERR_PTR(-ENOMEM);
+		return mntroot;
 	}
 
 	security_d_instantiate(mntroot, inode);
@@ -277,11 +276,10 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh)
 	 * if the dentry tree reaches them; however if the dentry already
 	 * exists, we'll pick it up at this point and use it as the root
 	 */
-	mntroot = d_alloc_anon(inode);
-	if (!mntroot) {
-		iput(inode);
+	mntroot = d_obtain_alias(inode);
+	if (IS_ERR(mntroot)) {
 		dprintk("nfs_get_root: get root dentry failed\n");
-		return ERR_PTR(-ENOMEM);
+		return mntroot;
 	}
 
 	security_d_instantiate(mntroot, inode);