From f4d0131967b0a72a880a79a017743b572a16d141 Mon Sep 17 00:00:00 2001
From: Marc Helbling <marc.d.helbling@gmail.com>
Date: Tue, 5 Jul 2016 17:01:42 +0200
Subject: [PATCH] Fixes magics color parsing

`fread` returns the number of objects read, not a byte-size.
---
 src/osgPlugins/stl/ReaderWriterSTL.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/osgPlugins/stl/ReaderWriterSTL.cpp b/src/osgPlugins/stl/ReaderWriterSTL.cpp
index 1a1eb0352..2bc72a837 100644
--- a/src/osgPlugins/stl/ReaderWriterSTL.cpp
+++ b/src/osgPlugins/stl/ReaderWriterSTL.cpp
@@ -405,8 +405,8 @@ bool fileComesFromMagics(FILE *fp, osg::Vec4& magicsColor)
 
     ::rewind(fp);
 
-    size_t bytes_read = fread((void*) &header, sizeof(header), 1, fp);
-    if (bytes_read!=sizeof(header)) return false;
+    if (fread((void*) &header, sizeof(header), 1, fp) != 1)
+        return false;
 
     if (::fseek(fp, sizeof_StlHeader, SEEK_SET)!=0)
     {