[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [50967] trunk/blender/source/blender/ blenkernel/intern/multires.c: fix for crash deleting higher multi-res levels without mask data.

[Campbell Barton]

Revision: 50967
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=50967
Author:   campbellbarton
Date:     2012-10-01 03:45:31 +0000 (Mon, 01 Oct 2012)
Log Message:
-----------
fix for crash deleting higher multi-res levels without mask data.

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

Modified: trunk/blender/source/blender/blenkernel/intern/multires.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/multires.c	2012-10-01 02:11:19 UTC (rev 50966)
+++ trunk/blender/source/blender/blenkernel/intern/multires.c	2012-10-01 03:45:31 UTC (rev 50967)
@@ -666,7 +666,9 @@
 					mdisp->totdisp = totdisp;
 					mdisp->level = lvl;
 
-					multires_grid_paint_mask_downsample(&gpm[g], lvl);
+					if (gpm) {
+						multires_grid_paint_mask_downsample(&gpm[g], lvl);
+					}
 				}
 			}
 		}