Cleanup: Nodes: Use const arguments, avoid recursive iteration

Use the node topology cache and avoid modifying the node tree
in a non-threadsafe way to improve the predictability of using
the helper function. Replaces the implementation from
e0d40471364aafca967b6ebd52.

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/editors/object/object_bake_api.c b/source/blender/editors/object/object_bake_api.c
index 260d65fc5dc..d647578dc50 100644
--- a/source/blender/editors/object/object_bake_api.c
+++ b/source/blender/editors/object/object_bake_api.c
@@ -467,8 +467,8 @@ static bool bake_object_check(const Scene *scene,
     }
 
     for (int i = 0; i < ob->totcol; i++) {
-      bNodeTree *ntree = NULL;
-      bNode *node = NULL;
+      const bNodeTree *ntree = NULL;
+      const bNode *node = NULL;
       const int mat_nr = i + 1;
       Image *image;
       ED_object_get_active_image(ob, mat_nr, &image, NULL, &node, &ntree);