From b4a3c2ae79b275a58192f418aa33f156fb648f38 Mon Sep 17 00:00:00 2001
From: Wen-chien Jesse Sung <jesse@cola.voip.idv.tw>
Date: Thu, 30 Jun 2005 11:42:10 +0800
Subject: [PATCH] fix semaphore handling in __unregister_chrdev_region

This up() should be down() instead.

Signed-off-by: Wen-chien Jesse Sung <jesse@cola.voip.idv.tw>
Signed-off-by: Chris Wright <chrisw@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 fs/char_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/char_dev.c b/fs/char_dev.c
index c1e3537909fc..e8fb88b7521f 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -139,7 +139,7 @@ __unregister_chrdev_region(unsigned major, unsigned baseminor, int minorct)
 	struct char_device_struct *cd = NULL, **cp;
 	int i = major_to_index(major);
 
-	up(&chrdevs_lock);
+	down(&chrdevs_lock);
 	for (cp = &chrdevs[i]; *cp; cp = &(*cp)->next)
 		if ((*cp)->major == major &&
 		    (*cp)->baseminor == baseminor &&
-- 
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