diff --git a/fs/proc/array.c b/fs/proc/array.c
index 39e9246f6e4a..f447e734612a 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -529,7 +529,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
 		}
 
 		sid = task_session_nr_ns(task, ns);
-		ppid = task_tgid_nr_ns(task->real_parent, ns);
+		ppid = task_ppid_nr_ns(task, ns);
 		pgid = task_pgrp_nr_ns(task, ns);
 
 		unlock_task_sighand(task, &flags);