From 0d9e06351282b2d330600ee3a0b7b795f7e56f0f Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sun, 14 Jun 2020 16:27:22 +0200
Subject: [PATCH] QgsProcessingParameters::parameterAsSink(): add nullptr check
 for consistency

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

diff --git a/src/core/processing/qgsprocessingparameters.cpp b/src/core/processing/qgsprocessingparameters.cpp
index 0b8f631f4038..59a80d39b0fc 100644
--- a/src/core/processing/qgsprocessingparameters.cpp
+++ b/src/core/processing/qgsprocessingparameters.cpp
@@ -598,7 +598,7 @@ QgsFeatureSink *QgsProcessingParameters::parameterAsSink( const QgsProcessingPar
   }
 
   QString dest;
-  if ( val.canConvert<QgsProperty>() )
+  if ( definition && val.canConvert<QgsProperty>() )
   {
     dest = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
   }