From c80d0f1f8547b4b39f7aeb1b67f141cc3faedb97 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Tue, 27 Apr 2010 15:46:58 +0000
Subject: fix for allocations over 2gig crashing blender (even on 64 bit
 systems) the memheader len would wrap to a negative number and when freeing
 it would write into the memheader.

---
 intern/guardedalloc/intern/mallocn.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'intern/guardedalloc')

diff --git a/intern/guardedalloc/intern/mallocn.c b/intern/guardedalloc/intern/mallocn.c
index 94453e91912..624687735dc 100644
--- a/intern/guardedalloc/intern/mallocn.c
+++ b/intern/guardedalloc/intern/mallocn.c
@@ -82,7 +82,7 @@ typedef struct localListBase
 	/* note: keep this struct aligned (e.g., irix/gcc) - Hos */
 typedef struct MemHead {
 	int tag1;
-	int len;
+	unsigned int len;
 	struct MemHead *next,*prev;
 	const char * name;
 	const char * nextname;
-- 
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