From abb4358f2b552e6a185287d60ceefb11d3e0cc95 Mon Sep 17 00:00:00 2001
From: Will Bainbridge <http://cfd.direct>
Date: Thu, 9 Aug 2018 10:46:15 +0100
Subject: [PATCH] wallHeatTransferCoeff: Avoid holding references to temporary
 fields

---
 .../field/wallHeatTransferCoeff/wallHeatTransferCoeff.C  | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/functionObjects/field/wallHeatTransferCoeff/wallHeatTransferCoeff.C b/src/functionObjects/field/wallHeatTransferCoeff/wallHeatTransferCoeff.C
index d68467303..b91aac9da 100644
--- a/src/functionObjects/field/wallHeatTransferCoeff/wallHeatTransferCoeff.C
+++ b/src/functionObjects/field/wallHeatTransferCoeff/wallHeatTransferCoeff.C
@@ -216,10 +216,11 @@ bool Foam::functionObjects::wallHeatTransferCoeff::execute()
                 turbulenceModel::propertiesName
             );
 
-        const volScalarField& nu = turbModel.nu();
-        const volScalarField& nut = turbModel.nut();
-
-        return store(name, calcHeatTransferCoeff(nu, nut));
+        return store
+        (
+            name,
+            calcHeatTransferCoeff(turbModel.nu(), turbModel.nut())
+        );
     }
     else
     {