From 22c180cb451cbb90803b66106d470320db34b8ce Mon Sep 17 00:00:00 2001
From: Pekka Enberg <penberg@kernel.org>
Date: Fri, 3 Jun 2011 22:30:06 +0300
Subject: [PATCH] kvm tools, vesa: Fix 'ah' access in int10_vesa()

This patch fixes access to 'ah' in int10_vesa() by masking the high bits.

Acked-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: John Floren <john@jfloren.net>
Cc: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
---
 bios/int10.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bios/int10.c b/bios/int10.c
index f7fecac..498a93a 100644
--- a/bios/int10.c
+++ b/bios/int10.c
@@ -131,7 +131,7 @@ static void int10_vesa(struct int10_args *args)
 {
 	u8 al;
 
-	al = args->eax;
+	al = args->eax & 0xff;
 
 	switch (al) {
 	case 0x00: