fix for crash when moving frames about in the node space, was possible to move a node into its own child frame (causing recursive parent loop).

also some minor code cleanup.

1 files changed, 1 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_node.h b/source/blender/blenkernel/BKE_node.h
index 00bdbbf4537..55d9e700efc 100644
--- a/source/blender/blenkernel/BKE_node.h
+++ b/source/blender/blenkernel/BKE_node.h
@@ -359,6 +359,7 @@ void            nodeInternalRelink(struct bNodeTree *ntree, struct bNode *node);
 
 void            nodeToView(struct bNode *node, float x, float y, float *rx, float *ry);
 void            nodeFromView(struct bNode *node, float x, float y, float *rx, float *ry);
+int             nodeAttachNodeCheck(struct bNode *node, struct bNode *parent);
 void            nodeAttachNode(struct bNode *node, struct bNode *parent);
 void            nodeDetachNode(struct bNode *node);