[Bf-blender-cvs] [ca0ecf4c086] blender2.8: Fix crash with previews of non-IDs, like pose library thumbnails.

[Brecht Van Lommel]

Commit: ca0ecf4c08681753b640482c03dfb3239a37157e
Author: Brecht Van Lommel
Date:   Thu Jul 19 16:27:44 2018 +0200
Branches: blender2.8
https://developer.blender.org/rBca0ecf4c08681753b640482c03dfb3239a37157e

Fix crash with previews of non-IDs, like pose library thumbnails.

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

M	source/blender/editors/render/render_preview.c

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

diff --git a/source/blender/editors/render/render_preview.c b/source/blender/editors/render/render_preview.c
index 450897382dd..884e8d6625b 100644
--- a/source/blender/editors/render/render_preview.c
+++ b/source/blender/editors/render/render_preview.c
@@ -314,6 +314,11 @@ static World *preview_get_localized_world(ShaderPreview *sp, World *world)
 
 static ID *duplicate_ids(ID *id, Depsgraph *depsgraph)
 {
+	if (id == NULL) {
+		/* Non-ID preview render. */
+		return NULL;
+	}
+
 	ID *id_eval = id;
 
 	if (depsgraph) {