From 69706fb6b2c99064421a07e7489c5e7f4db34419 Mon Sep 17 00:00:00 2001
From: "Marat Zakiyanov (Mario79)" <mario79@bk.ru>
Date: Thu, 29 Mar 2012 20:44:29 +0000
Subject: [PATCH] Fix for r. 1392

git-svn-id: svn://kolibrios.org@2524 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 kernel/trunk/kernel.asm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm
index 44ee30c804..0f867dd3e0 100644
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@@ -3289,8 +3289,11 @@ align 4
 ;--------------------------------------
 align 4
 mouse_not_active:
-        cmp     byte[REDRAW_BACKGROUND], 0         ; background update ?
+        xor     eax, eax
+        xchg    al, [REDRAW_BACKGROUND]
+        test    al, al      ; background update ?
         jz      nobackgr
+
         cmp     [background_defined], 0
         jz      nobackgr
 ;--------------------------------------