From 215280448fb61829283b2ab3c46ceff4b04d5464 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Tue, 3 Jan 2017 12:54:54 +0100
Subject: [PATCH] Bug fix: Protective MBR for GPT could emerge with boot flag
 set.

---
 libisofs/system_area.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libisofs/system_area.c b/libisofs/system_area.c
index 5ef3e21..b36009b 100644
--- a/libisofs/system_area.c
+++ b/libisofs/system_area.c
@@ -287,7 +287,7 @@ int make_grub_msdos_label(uint32_t img_blocks, int sph, int hpc,
         buf[510] = 0x55;
         buf[511] = 0xAA;
     }
-    if (!(flag & 2)) {
+    if ((!(flag & 2)) && part_type != 0xee && part_type != 0xef) {
       /* 3) Put 0x80 (for bootable partition), */
       *(wpt++) = 0x80;
     } else {