[Bf-blender-cvs] [d5809b39d5b] blender-v2.83-release: Fix T78999: Crash when adjusting sequencer property

[Richard Antalik]

Commit: d5809b39d5b27ce34d55f00e3d41c4d0409aa6ab
Author: Richard Antalik
Date:   Sat Jul 25 02:52:16 2020 +0200
Branches: blender-v2.83-release
https://developer.blender.org/rBd5809b39d5b27ce34d55f00e3d41c4d0409aa6ab

Fix T78999: Crash when adjusting sequencer property

Sequencer was not initialized yet, and RNA update function tried to clean up cache.

Reviewed By: brecht

Differential Revision: https://developer.blender.org/D8323

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

M	source/blender/blenkernel/intern/sequencer.c

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

diff --git a/source/blender/blenkernel/intern/sequencer.c b/source/blender/blenkernel/intern/sequencer.c
index 7a0233d173a..685335fe600 100644
--- a/source/blender/blenkernel/intern/sequencer.c
+++ b/source/blender/blenkernel/intern/sequencer.c
@@ -4306,6 +4306,10 @@ void BKE_sequence_invalidate_movieclip_strips(Main *bmain, MovieClip *clip_targe
 
 void BKE_sequencer_free_imbuf(Scene *scene, ListBase *seqbase, bool for_render)
 {
+  if (scene->ed == NULL) {
+    return;
+  }
+
   Sequence *seq;
 
   BKE_sequencer_cache_cleanup(scene);