[XFS] Remove d_add call for an ENOENT lookup return code

SGI-PV: 981521
SGI-Modid: xfs-linux-melb:xfs-kern:31214a

Signed-off-by: Barry Naujok <bnaujok@sgi.com>
Signed-off-by: David Chinner <dgc@sgi.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 9f0f8ee8d44d..62330f283951 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -413,7 +413,11 @@ xfs_vn_ci_lookup(
         if (unlikely(error)) {
                 if (unlikely(error != ENOENT))
                         return ERR_PTR(-error);
-                d_add(dentry, NULL);
+                /*
+                 * call d_add(dentry, NULL) here when d_drop_negative_children
+                 * is called in xfs_vn_mknod (ie. allow negative dentries
+                 * with CI filesystems).
+                 */
                 return NULL;
         }