From: Marek Schimara <Marek.Schimara@bull.net>
Date: Thu, 16 Jun 2016 14:09:00 +0000 (+0200)
Subject: src/rrd_xport.c: fix Coverity CID#23524 Uninitialized scalar variable
X-Git-Tag: v1.7.0~42^2~24
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=45459c744b5d2d8095e217fe12f45eb142ece7c3;p=thirdparty%2Frrdtool-1.x.git

src/rrd_xport.c: fix Coverity CID#23524 Uninitialized scalar variable

        CWE-457 / https://cwe.mitre.org/data/definitions/457.html
---

diff --git a/src/rrd_xport.c b/src/rrd_xport.c
index b47b2586..388f7854 100644
--- a/src/rrd_xport.c
+++ b/src/rrd_xport.c
@@ -863,6 +863,9 @@ int rrd_xport_format_addprints(int flags,stringbuffer_t *buffer,image_desc_t *im
   char* timefmt=NULL;
   if (im->xlab_user.minsec!=-1.0) { timefmt=im->xlab_user.stst; }
 
+  /* avoid calling escapeJSON() with garbage */
+  memset(dbuf, 0, sizeof(dbuf));
+
   /* define some other stuff based on flags */
   int json=0;
   if (flags &1) { json=1; }