From cc146aeb61efc46bdb157ba87f7fb72e117067cb Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Sun, 7 Feb 2016 13:01:10 +0100
Subject: vm: initialize external maps

* vm/vm_external.c (vm_external_create): Initialize allocated maps.
---
 vm/vm_external.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'vm/vm_external.c')

diff --git a/vm/vm_external.c b/vm/vm_external.c
index 7584a2bb..3b1a2879 100644
--- a/vm/vm_external.c
+++ b/vm/vm_external.c
@@ -35,6 +35,7 @@
 #include <vm/vm_external.h>
 #include <mach/vm_param.h>
 #include <kern/assert.h>
+#include <string.h>
 
 
 
@@ -74,6 +75,7 @@ vm_external_t	vm_external_create(vm_offset_t size)
 		 (char *) kmem_cache_alloc(&vm_object_large_existence_map_cache);
 		result->existence_size = LARGE_SIZE;
 	}
+	memset (result->existence_map, 0, result->existence_size);
 	return(result);
 }
 
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