From b03f10bd40fefb923d8256ca0d7eeb50a79403f9 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Mon, 13 Feb 2012 14:06:06 +0000
Subject: [PATCH] Better leave this one back (no whatsnew)

---
 src/emu/machine/pic8259.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/emu/machine/pic8259.c b/src/emu/machine/pic8259.c
index 2e740181e17..5c36c078c74 100644
--- a/src/emu/machine/pic8259.c
+++ b/src/emu/machine/pic8259.c
@@ -308,7 +308,7 @@ WRITE8_DEVICE_HANDLER( pic8259_w )
 								if (pic8259->isr & mask)
 								{
 									pic8259->isr &= ~mask;
-									pic8259->irr = pic8259->irq_lines & ~mask;
+									pic8259->irr &= ~mask;
 									break;
 								}
 							}