[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [36464] trunk/blender/source/blender/ blenkernel/intern/DerivedMesh.c: fix [#27271] Going into sculpt mode causes crash

[Campbell Barton]

Revision: 36464
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=36464
Author:   campbellbarton
Date:     2011-05-03 15:01:55 +0000 (Tue, 03 May 2011)
Log Message:
-----------
fix [#27271] Going into sculpt mode causes crash

Modified Paths:
--------------
    trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c

Modified: trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c	2011-05-03 13:12:47 UTC (rev 36463)
+++ trunk/blender/source/blender/blenkernel/intern/DerivedMesh.c	2011-05-03 15:01:55 UTC (rev 36464)
@@ -1815,7 +1815,7 @@
 			 * to avoid giving bogus normals to the next modifier see: [#23673] */
 			if(isPrevDeform &&  mti->dependsOnNormals && mti->dependsOnNormals(md)) {
 				/* XXX, this covers bug #23673, but we may need normal calc for other types */
-				if(dm->type == DM_TYPE_CDDM) {
+				if(dm && dm->type == DM_TYPE_CDDM) {
 					CDDM_apply_vert_coords(dm, deformedVerts);
 					CDDM_calc_normals(dm);
 				}