1 files changed, 3 insertions, 2 deletions

diff --git a/fs/exec.c b/fs/exec.c
index 60433e2254a4..12d8cd461b41 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -38,6 +38,7 @@
 #include <linux/binfmts.h>
 #include <linux/swap.h>
 #include <linux/utsname.h>
+#include <linux/pid_namespace.h>
 #include <linux/module.h>
 #include <linux/namei.h>
 #include <linux/proc_fs.h>
@@ -620,8 +621,8 @@ static int de_thread(struct task_struct *tsk)
          * Reparenting needs write_lock on tasklist_lock,
          * so it is safe to do it under read_lock.
          */
-        if (unlikely(tsk->group_leader == child_reaper))
-                child_reaper = tsk;
+        if (unlikely(tsk->group_leader == child_reaper(tsk)))
+                tsk->nsproxy->pid_ns->child_reaper = tsk;
 
         zap_other_threads(tsk);
         read_unlock(&tasklist_lock);