1 files changed, 9 insertions, 0 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index d82cf18a1a94..2b4635e43ae8 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -830,6 +830,15 @@ static void expire_mount(struct vfsmount *mnt, struct list_head *mounts)
         spin_lock(&vfsmount_lock);
 
         /*
+         * Check if mount is still attached, if not, let whoever holds it deal
+         * with the sucker
+         */
+        if (mnt->mnt_parent == mnt) {
+                spin_unlock(&vfsmount_lock);
+                return;
+        }
+
+        /*
          * Check that it is still dead: the count should now be 2 - as
          * contributed by the vfsmount parent and the mntget above
          */