From 4edb9a143e31d2e191c199262226e1a5923ff8f7 Mon Sep 17 00:00:00 2001
From: Yingchao Zhou <yingchao.zhou@gmail.com>
Date: Sun, 27 Aug 2006 01:23:46 -0700
Subject: [PATCH] Remove redundant up() in stop_machine()

An up() is called in kernel/stop_machine.c on failure, and also in the
caller (unconditionally).

Signed-off-by: Zhou Yingchao <yingchao.zhou@gmail.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 kernel/stop_machine.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index dcfb5d73146..51cacd111db 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -111,7 +111,6 @@ static int stop_machine(void)
 	/* If some failed, kill them all. */
 	if (ret < 0) {
 		stopmachine_set_state(STOPMACHINE_EXIT);
-		up(&stopmachine_mutex);
 		return ret;
 	}
 
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