1 files changed, 7 insertions, 3 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index 31a32c7dd169..c55b61ab6d64 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -787,9 +787,6 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
         /* Get rid of any cached register state */
         deactivate_mm(tsk, mm);
 
-        if (tsk->vfork_done)
-                complete_vfork_done(tsk);
-
         /*
          * If we're exiting normally, clear a user-space tid field if
          * requested.  We leave this alone when dying by signal, to leave
@@ -810,6 +807,13 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
                 }
                 tsk->clear_child_tid = NULL;
         }
+
+        /*
+         * All done, finally we can wake up parent and return this mm to him.
+         * Also kthread_stop() uses this completion for synchronization.
+         */
+        if (tsk->vfork_done)
+                complete_vfork_done(tsk);
 }
 
 /*