From 40dbe1818a6af630cc8595ea97b35f3a0d296606 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roger=20Pau=20Monn=C3=A9?= <roger.pau@citrix.com>
Date: Tue, 25 Sep 2018 16:29:59 +0200
Subject: [PATCH] x86/mm: don't crash on unknown memory types in
 page_get_ram_type
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Instead return RAM_TYPE_UNKNOWN.

Reported-by: Razvan Cojocaru <rcojocaru@bitdefender.com>
Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
 xen/arch/x86/mm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index c8a97e1bc5..02abd061be 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -465,7 +465,8 @@ unsigned int page_get_ram_type(mfn_t mfn)
             break;
 
         default:
-            ASSERT_UNREACHABLE();
+            type |= RAM_TYPE_UNKNOWN;
+            break;
         }
     }
 
-- 
2.30.2