From 2c278f31184084e9a39ad811e90af069495c3994 Mon Sep 17 00:00:00 2001
From: Nyall Dawson <nyall.dawson@gmail.com>
Date: Wed, 31 Oct 2018 07:36:10 +1000
Subject: [PATCH] Fix a (harmless) build warning

---
 src/core/mesh/qgsmeshvectorrenderer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/mesh/qgsmeshvectorrenderer.cpp b/src/core/mesh/qgsmeshvectorrenderer.cpp
index d9d51f3dc6c..b399977ff34 100644
--- a/src/core/mesh/qgsmeshvectorrenderer.cpp
+++ b/src/core/mesh/qgsmeshvectorrenderer.cpp
@@ -202,7 +202,7 @@ bool QgsMeshVectorRenderer::calcVectorLineEnd(
 
 double QgsMeshVectorRenderer::calcExtentBufferSize() const
 {
-  double buffer;
+  double buffer = 0;
   switch ( mCfg.shaftLengthMethod() )
   {
     case QgsMeshRendererVectorSettings::ArrowScalingMethod::MinMax: