[Bf-blender-cvs] [8e69409eed5] master: Fix T89775: geometry nodes logging crash during render

[Jacques Lucke]

Commit: 8e69409eed5f2034bf61115c31daa41484ba0d24
Author: Jacques Lucke
Date:   Mon Jul 12 14:29:28 2021 +0200
Branches: master
https://developer.blender.org/rB8e69409eed5f2034bf61115c31daa41484ba0d24

Fix T89775: geometry nodes logging crash during render

Under some circumstances (e.g. when rendering) the geometry
nodes logger is not used. This was missing a simple null check.

===================================================================

M	source/blender/nodes/intern/node_geometry_exec.cc

===================================================================

diff --git a/source/blender/nodes/intern/node_geometry_exec.cc b/source/blender/nodes/intern/node_geometry_exec.cc
index 5755a14f14d..bfd1ad02d36 100644
--- a/source/blender/nodes/intern/node_geometry_exec.cc
+++ b/source/blender/nodes/intern/node_geometry_exec.cc
@@ -30,6 +30,9 @@ namespace blender::nodes {
 
 void GeoNodeExecParams::error_message_add(const NodeWarningType type, std::string message) const
 {
+  if (provider_->logger == nullptr) {
+    return;
+  }
   LocalGeoLogger &local_logger = provider_->logger->local();
   local_logger.log_node_warning(provider_->dnode, type, std::move(message));
 }