More cppcheck fixes in OM

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@1075 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Core/IO/writer/PLYWriter.cc

@@ -535,7 +535,6 @@ binary_size(BaseExporter& _be, Options _opt) const
 {
   size_t header(0);
   size_t data(0);
-  size_t _3longs(3*sizeof(long));
   size_t _3floats(3*sizeof(float));
   size_t _3ui(3*sizeof(unsigned int));
   size_t _4ui(4*sizeof(unsigned int));
@@ -544,6 +543,9 @@ binary_size(BaseExporter& _be, Options _opt) const
     return 0;
   else
   {
+
+    size_t _3longs(3*sizeof(long));
+
     header += 11;                             // 'OFF BINARY\n'
     header += _3longs;                        // #V #F #E
     data   += _be.n_vertices() * _3floats;    // vertex data