diff --git a/kernel/signal.c b/kernel/signal.c
index 09ccc1c..ccf1cee 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1499,7 +1499,7 @@
 	 * see comment in do_notify_parent() abot the following 3 lines
 	 */
 	rcu_read_lock();
-	info.si_pid = task_pid_nr_ns(tsk, tsk->parent->nsproxy->pid_ns);
+	info.si_pid = task_pid_nr_ns(tsk, parent->nsproxy->pid_ns);
 	info.si_uid = __task_cred(tsk)->uid;
 	rcu_read_unlock();