From: biell <biell@pobox.com>
Date: Wed, 24 Aug 2016 18:39:32 +0000 (-0400)
Subject: fix segfault on non-existent RRD file when using rrdcached
X-Git-Tag: v1.7.0~37^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=814ca69a3329ccc88040ed184a413e4e5adf604c;p=thirdparty%2Frrdtool-1.x.git

fix segfault on non-existent RRD file when using rrdcached
---

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index 6a380186..a03c4bb8 100644
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -3794,7 +3794,7 @@ int graph_paint(
     }
 
     /* pull the data from the rrd files ... */
-    if (data_fetch(im) == -1)
+    if (data_fetch(im) != 0)
         return -1;
     /* evaluate VDEF and CDEF operations ... */
     if (data_calc(im) == -1)