From 7a36094d61bfe9843de5484ff0140227983ac5d5 Mon Sep 17 00:00:00 2001
From: "Eric W. Biederman" <ebiederm@xmission.com>
Date: Tue, 26 Sep 2017 12:45:33 -0500
Subject: pids: Compute task_tgid using signal->leader_pid

The cost is the the same and this removes the need
to worry about complications that come from de_thread
and group_leader changing.

__task_pid_nr_ns has been updated to take advantage of this change.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
---
 include/net/scm.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/net')

diff --git a/include/net/scm.h b/include/net/scm.h
index 903771c8d4e3..1ce365f4c256 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -8,6 +8,7 @@
 #include <linux/security.h>
 #include <linux/pid.h>
 #include <linux/nsproxy.h>
+#include <linux/sched/signal.h>
 
 /* Well, we should have at least one descriptor open
  * to accept passed FDs 8)
-- 
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