From dd663b5dcc1edce6fde27a962016092eb494a198 Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Wed, 15 Feb 2006 22:13:24 +0300
Subject: [PATCH] --- yaml --- r: 20337 b: refs/heads/master c:
 3f17da699431ec48540beabc55c54d4b5e66c8e7 h: refs/heads/master i:   20335:
 4b17c9d80e29b3a17edbbebe4072b0d430feb087 v: v3

---
 [refs]              | 2 +-
 trunk/kernel/fork.c | 5 ++---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index a73e5dcc943b..1c4e5c49911c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7775aa7690c26b3c5606090a43533a7a7429eb91
+refs/heads/master: 3f17da699431ec48540beabc55c54d4b5e66c8e7
diff --git a/trunk/kernel/fork.c b/trunk/kernel/fork.c
index 8e88b374cee9..3683ce10f4a9 100644
--- a/trunk/kernel/fork.c
+++ b/trunk/kernel/fork.c
@@ -1123,8 +1123,8 @@ static task_t *copy_process(unsigned long clone_flags,
 		p->real_parent = current;
 	p->parent = p->real_parent;
 
+	spin_lock(&current->sighand->siglock);
 	if (clone_flags & CLONE_THREAD) {
-		spin_lock(&current->sighand->siglock);
 		/*
 		 * Important: if an exit-all has been started then
 		 * do not create this new thread - the whole thread
@@ -1162,8 +1162,6 @@ static task_t *copy_process(unsigned long clone_flags,
 			 */
 			p->it_prof_expires = jiffies_to_cputime(1);
 		}
-
-		spin_unlock(&current->sighand->siglock);
 	}
 
 	/*
@@ -1189,6 +1187,7 @@ static task_t *copy_process(unsigned long clone_flags,
 
 	nr_threads++;
 	total_forks++;
+	spin_unlock(&current->sighand->siglock);
 	write_unlock_irq(&tasklist_lock);
 	proc_fork_connector(p);
 	return p;