security: remove dead hook sb_umount_close

Unused hook.  Remove.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index c1d0d877bab7..8aea78c8e760 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -628,7 +628,6 @@ repeat:
                 mnt->mnt_pinned = 0;
                 spin_unlock(&vfsmount_lock);
                 acct_auto_close_mnt(mnt);
-                security_sb_umount_close(mnt);
                 goto repeat;
         }
 }