From c09c8e36c70c2ec0db1ad5cb0132f3bb1fbc7760 Mon Sep 17 00:00:00 2001
From: Mark Olesen <Mark.Olesen@Germany>
Date: Sun, 13 Nov 2016 12:33:47 +0100
Subject: [PATCH] BUG: unallocated list in triSurface vtk reader (issue #297)

- Condition is there to catch cases where the vtkSurfaceFormat returns
  no zones (which should never be the case), but assigns a fallback
  value without first resizing.
---
 src/triSurface/triSurface/interfaces/VTK/readVTK.C | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/triSurface/triSurface/interfaces/VTK/readVTK.C b/src/triSurface/triSurface/interfaces/VTK/readVTK.C
index 8279f5f834..a28570164b 100644
--- a/src/triSurface/triSurface/interfaces/VTK/readVTK.C
+++ b/src/triSurface/triSurface/interfaces/VTK/readVTK.C
@@ -67,11 +67,7 @@ bool Foam::triSurface::readVTK(const fileName& fName)
 
             patches[zoneI] = geometricSurfacePatch
             (
-                (
-                    zone.geometricType() != word::null
-                  ? zone.geometricType()
-                  : "empty"
-                ),
+                zone.geometricType().size() ? zone.geometricType() : "empty",
                 regionName,
                 zoneI
             );
@@ -86,6 +82,7 @@ bool Foam::triSurface::readVTK(const fileName& fName)
     else
     {
         // Add single patch
+        patches.setSize(1);
         patches[0] = geometricSurfacePatch("empty", "patch0", 0);
 
         // Triangle regions already set to 0