From: Marek Schimara <Marek.Schimara@bull.net>
Date: Fri, 2 Sep 2016 12:23:24 +0000 (+0200)
Subject: src/rrd_graph.c: fix gcc warning "'tmp' may be used uninitialized in this function"
X-Git-Tag: v1.7.0~35^2~17
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eb82633ffb8e3b55e6c6babb5259cde902a4f92e;p=thirdparty%2Frrdtool-1.x.git

src/rrd_graph.c: fix gcc warning "'tmp' may be used uninitialized in this function"

rrd_graph.c:2678:13: warning: 'tmp' may be used uninitialized in this function [-Wmaybe-uninitialized]
         tmp += 1.0;
             ^
---

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index a38c17aa..a912b03d 100644
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -2645,7 +2645,7 @@ int horizontal_log_grid(
     int       mid = -1; /* row in yloglab for major grid */
     double    mspac;    /* smallest major grid spacing (pixels) */
     int       flab;     /* first value in yloglab to use */
-    double    value, tmp, pre_value;
+    double    value, tmp = 0.0, pre_value;
     double    X0, X1, Y0;
     char      graph_label[100];