From c450461e68cdd723825c7bf4a4ebde079ba7b57b Mon Sep 17 00:00:00 2001
From: Richard Antalik <richardantalik@gmail.com>
Date: Sun, 13 Jan 2019 21:25:29 -0800
Subject: [PATCH] Fix crash on scene unlink

Reviewed by: Brecht

Differential Revision: https://developer.blender.org/D4200
---
 source/blender/blenkernel/intern/sound.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/blender/blenkernel/intern/sound.c b/source/blender/blenkernel/intern/sound.c
index 829f0e0ab89..39c13031f13 100644
--- a/source/blender/blenkernel/intern/sound.c
+++ b/source/blender/blenkernel/intern/sound.c
@@ -515,7 +515,7 @@ void BKE_sound_update_scene_listener(struct Scene *scene)
 void *BKE_sound_scene_add_scene_sound(struct Scene *scene, struct Sequence *sequence,
                                   int startframe, int endframe, int frameskip)
 {
-	if (scene != sequence->scene) {
+	if (sequence->scene && scene != sequence->scene) {
 		const double fps = FPS;
 		return AUD_Sequence_add(scene->sound_scene, sequence->scene->sound_scene,
 		                       startframe / fps, endframe / fps, frameskip / fps);