From 234328552802a698c7dc66c0d5f204975cd62a64 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sat, 16 Jan 2010 16:36:42 +0100
Subject: [PATCH] Don't pass biosdev if not booted from BIOS disk

---
 loader/i386/multiboot_mbi.c  | 3 +++
 loader/i386/multiboot_mbi2.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/loader/i386/multiboot_mbi.c b/loader/i386/multiboot_mbi.c
index 9c45b3352..3e63b3456 100644
--- a/loader/i386/multiboot_mbi.c
+++ b/loader/i386/multiboot_mbi.c
@@ -417,6 +417,9 @@ grub_multiboot_set_bootdev (void)
   biosdev = 0xffffffff;
 #endif
 
+  if (biosdev == 0xffffffff)
+    return;
+
   dev = grub_device_open (0);
   if (dev && dev->disk && dev->disk->partition)
     {
diff --git a/loader/i386/multiboot_mbi2.c b/loader/i386/multiboot_mbi2.c
index 031d4c0eb..de234727b 100644
--- a/loader/i386/multiboot_mbi2.c
+++ b/loader/i386/multiboot_mbi2.c
@@ -442,6 +442,9 @@ grub_multiboot_set_bootdev (void)
   biosdev = 0xffffffff;
 #endif
 
+  if (biosdev == 0xffffffff)
+    return;
+
   dev = grub_device_open (0);
   if (dev && dev->disk && dev->disk->partition)
     {