From 61a406f0fc9c7b1807acb2ff146db6acd18e879c Mon Sep 17 00:00:00 2001
From: Julian Andres Klode <jak@debian.org>
Date: Sat, 16 Jun 2012 14:38:09 +0200
Subject: Zero out the new memory allocated with realloc().

---
 apt-pkg/contrib/mmap.cc | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'apt-pkg/contrib/mmap.cc')

diff --git a/apt-pkg/contrib/mmap.cc b/apt-pkg/contrib/mmap.cc
index 131cefd6e..77b4502f5 100644
--- a/apt-pkg/contrib/mmap.cc
+++ b/apt-pkg/contrib/mmap.cc
@@ -461,6 +461,8 @@ bool DynamicMMap::Grow() {
 			return false;
 
 		Base = realloc(Base, newSize);
+		/* Set new memory to 0 */
+		memset((char*)Base + WorkSpace, 0, newSize - WorkSpace);
 		if (Base == NULL)
 			return false;
 	}
-- 
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