[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [56193] trunk/blender/source/blender/ editors/space_node/node_draw.c: Fix for NULL pointer bug, reported by Jens Verwiebe in IRC.

[Lukas Toenne]

Revision: 56193
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=56193
Author:   lukastoenne
Date:     2013-04-21 18:11:00 +0000 (Sun, 21 Apr 2013)
Log Message:
-----------
Fix for NULL pointer bug, reported by Jens Verwiebe in IRC. ED_node_tag_update_id tries to get a node tree from the active id pointer, but this only works for standard node types, not for pynodes.

Modified Paths:
--------------
    trunk/blender/source/blender/editors/space_node/node_draw.c

Modified: trunk/blender/source/blender/editors/space_node/node_draw.c
===================================================================
--- trunk/blender/source/blender/editors/space_node/node_draw.c	2013-04-21 16:08:49 UTC (rev 56192)
+++ trunk/blender/source/blender/editors/space_node/node_draw.c	2013-04-21 18:11:00 UTC (rev 56193)
@@ -109,7 +109,7 @@
 void ED_node_tag_update_id(ID *id)
 {
 	bNodeTree *ntree = node_tree_from_ID(id);
-	if (id == NULL)
+	if (id == NULL || ntree == NULL)
 		return;
 	
 	if (ntree->type == NTREE_SHADER) {