From cc5294bd91c5ac8a84feaea6553d5c7299b47ff8 Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brecht@blender.org>
Date: Mon, 9 Nov 2020 18:37:29 +0100
Subject: Fix potential crash closing Blender with persistent data option
 enabled

Found by address sanitizer.
---
 source/blender/makesrna/intern/rna_render.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/blender/makesrna/intern/rna_render.c b/source/blender/makesrna/intern/rna_render.c
index 05b3b0b0c70..1aa5f0ca675 100644
--- a/source/blender/makesrna/intern/rna_render.c
+++ b/source/blender/makesrna/intern/rna_render.c
@@ -298,6 +298,7 @@ static void rna_RenderEngine_unregister(Main *bmain, StructRNA *type)
     return;
   }
 
+  RE_FreeAllPersistentData();
   RNA_struct_free_extension(type, &et->rna_ext);
   RNA_struct_free(&BLENDER_RNA, type);
   BLI_freelinkN(&R_engines, et);
-- 
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