From 4843abf751d122483d15554cc06f007aa9c1ef9e Mon Sep 17 00:00:00 2001
From: Tobias Oetiker <tobi@oetiker.ch>
Date: Tue, 6 Jan 2009 14:54:41 +0000
Subject: [PATCH] fix for segfault in rrd_cgi: caused by freeing a invalid
 address when printing an error message.

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.3/program@1724 a5681a0c-68f1-0310-ab6d-d61299d08faa
---
 src/rrd_cgi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/rrd_cgi.c b/src/rrd_cgi.c
index cb9ab722..c28fd990 100644
--- a/src/rrd_cgi.c
+++ b/src/rrd_cgi.c
@@ -374,6 +374,7 @@ static void calfree(
         if (calcpr) {
             free(calcpr);
         }
+        calcpr=NULL;
     }
 }
 
-- 
2.47.2