fix T44648: Collada finding bone chains during import crashes when no bones are there

1 files changed, 5 insertions, 3 deletions

diff --git a/source/blender/collada/ArmatureImporter.cpp b/source/blender/collada/ArmatureImporter.cpp
index c2ee6170470..bccaf4eddf6 100644
--- a/source/blender/collada/ArmatureImporter.cpp
+++ b/source/blender/collada/ArmatureImporter.cpp
@@ -588,9 +588,11 @@ void ArmatureImporter::create_armature_bones(SkinInfo& skin)
 	/* and step back to edit mode to fix the leaf nodes */
 	ED_armature_to_edit(armature);
 
-	connect_bone_chains(armature, (Bone *)armature->bonebase.first, UNLIMITED_CHAIN_MAX);
-	fix_leaf_bones(armature, (Bone *)armature->bonebase.first);
-
+	if (armature->bonebase.first) {
+		/* Do this only if Armature has bones */
+		connect_bone_chains(armature, (Bone *)armature->bonebase.first, UNLIMITED_CHAIN_MAX);
+		fix_leaf_bones(armature, (Bone *)armature->bonebase.first);
+	}
 	// exit armature edit mode
 	ED_armature_from_edit(armature);
 	ED_armature_edit_free(armature);