Index: source/blender/blenloader/intern/readfile.c
===================================================================
--- source/blender/blenloader/intern/readfile.c	(revision 30637)
+++ source/blender/blenloader/intern/readfile.c	(working copy)
@@ -11053,7 +11053,7 @@
 	/* GSOC Sculpt 2010 - Sanity check on Sculpt/Paint settings */
 	if (main->versionfile < 253) {
 		Scene *sce;
-		for (sce= main->brush.first; sce; sce= sce->id.next) {
+		for (sce= main->scene.first; sce; sce= sce->id.next) {
 			if (sce->toolsettings->sculpt_paint_unified_alpha == 0)
 				sce->toolsettings->sculpt_paint_unified_alpha = 0.5f;