From f183d30bc19ccc5dafeb7f469b83a8ce045d9419 Mon Sep 17 00:00:00 2001
Message-Id: <f183d30bc19ccc5dafeb7f469b83a8ce045d9419.1715892505.git.mdw@distorted.org.uk>
From: Mark Wooding <mdw@chiark.greenend.org.uk>
Date: Sat, 14 Mar 2009 19:00:52 +0000
Subject: [PATCH] Zero out configuration strings when they are freed. This
 means that aliased configuration items aren't double-freed.
Organization: Straylight/Edgeware

From: Richard Kettlewell <rjk@greenend.org.uk>

---
 lib/configuration.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/configuration.c b/lib/configuration.c
index 035e814..958ea6c 100644
--- a/lib/configuration.c
+++ b/lib/configuration.c
@@ -498,6 +498,7 @@ static void free_none(struct config attribute((unused)) *c,
 static void free_string(struct config *c,
 			const struct conf *whoami) {
   xfree(VALUE(c, char *));
+  VALUE(c, char *) = 0;
 }
 
 static void free_stringlist(struct config *c,
-- 
[mdw]