security: remove dead hook sb_umount_busy

Unused hook.  Remove.

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

1 files changed, 0 insertions, 5 deletions

diff --git a/security/capability.c b/security/capability.c
index db72f4f5a9e1..476d43030906 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -85,10 +85,6 @@ static int cap_sb_umount(struct vfsmount *mnt, int flags)
         return 0;
 }
 
-static void cap_sb_umount_busy(struct vfsmount *mnt)
-{
-}
-
 static void cap_sb_post_remount(struct vfsmount *mnt, unsigned long flags,
                                 void *data)
 {
@@ -933,7 +929,6 @@ void security_fixup_ops(struct security_operations *ops)
         set_to_cap_if_null(ops, sb_statfs);
         set_to_cap_if_null(ops, sb_mount);
         set_to_cap_if_null(ops, sb_umount);
-        set_to_cap_if_null(ops, sb_umount_busy);
         set_to_cap_if_null(ops, sb_post_remount);
         set_to_cap_if_null(ops, sb_post_addmount);
         set_to_cap_if_null(ops, sb_pivotroot);