From 034bf19121855c8bd8b6d15cafcb8b004aacfa95 Mon Sep 17 00:00:00 2001
From: Breno Silva <breno.silva@gmail.com>
Date: Thu, 13 Jun 2013 02:11:24 -0700
Subject: [PATCH] Fix double free

---
 apache2/msc_unicode.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/apache2/msc_unicode.c b/apache2/msc_unicode.c
index 3b85f519..47d0d796 100644
--- a/apache2/msc_unicode.c
+++ b/apache2/msc_unicode.c
@@ -130,8 +130,10 @@ static int unicode_map_create(directory_config *dcfg, char **error_msg)
 
     apr_file_close(u_map->map);
 
-    free(buf);
-    buf = NULL;
+    if(buf) {
+        free(buf);
+        buf = NULL;
+    }
 
     return 1;
 }