From bd52f8c1a58646bf1b54b6874c75baddcdfd6ac9 Mon Sep 17 00:00:00 2001
From: Henry Weller <http://cfd.direct>
Date: Thu, 6 Jul 2023 18:21:32 +0100
Subject: [PATCH] flowRateInletVelocityFvPatchVectorField: Avoid writing rho if
 not required

---
 .../flowRateInletVelocityFvPatchVectorField.C                    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/finiteVolume/fields/fvPatchFields/derived/flowRateInletVelocity/flowRateInletVelocityFvPatchVectorField.C b/src/finiteVolume/fields/fvPatchFields/derived/flowRateInletVelocity/flowRateInletVelocityFvPatchVectorField.C
index 09c17bcce6..cae04c94d1 100644
--- a/src/finiteVolume/fields/fvPatchFields/derived/flowRateInletVelocity/flowRateInletVelocityFvPatchVectorField.C
+++ b/src/finiteVolume/fields/fvPatchFields/derived/flowRateInletVelocity/flowRateInletVelocityFvPatchVectorField.C
@@ -142,6 +142,7 @@ flowRateInletVelocityFvPatchVectorField
 )
 :
     fixedValueFvPatchField<vector>(p, iF, dict, false),
+    rhoName_("rho"),
     rhoInlet_(dict.lookupOrDefault<scalar>("rhoInlet", -vGreat)),
     alphaName_(dict.lookupOrDefault<word>("alpha", word::null))
 {