[Bf-blender-cvs] [5fed3aec4a0] master: VSE: Fix crash when scene strip is added to meta

[Richard Antalik]

Commit: 5fed3aec4a077b1d14266fc3068241ee8fdd1d7d
Author: Richard Antalik
Date:   Sat Oct 16 01:25:27 2021 +0200
Branches: master
https://developer.blender.org/rB5fed3aec4a077b1d14266fc3068241ee8fdd1d7d

VSE: Fix crash when scene strip is added to meta

Caused by 81514b0e913b, missed sanitizing `sound->offset_time` usage in
`seq_update_sound_bounds_recursive_impl()`.

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

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

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

diff --git a/source/blender/sequencer/intern/strip_time.c b/source/blender/sequencer/intern/strip_time.c
index 3c80e1dba27..1c5f4c3ab76 100644
--- a/source/blender/sequencer/intern/strip_time.c
+++ b/source/blender/sequencer/intern/strip_time.c
@@ -131,12 +131,17 @@ static void seq_update_sound_bounds_recursive_impl(Scene *scene,
           endofs = seq->start + seq->len - end;
         }
 
+        double offset_time = 0.0f;
+        if (seq->sound != NULL) {
+          offset_time = seq->sound->offset_time;
+        }
+
         BKE_sound_move_scene_sound(scene,
                                    seq->scene_sound,
                                    seq->start + startofs,
                                    seq->start + seq->len - endofs,
                                    startofs + seq->anim_startofs,
-                                   seq->sound->offset_time);
+                                   offset_time);
       }
     }
   }