[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [33425] trunk/blender/source/blender/ blenkernel/intern/particle_system.c: Fix for [#25006] Particle system crash (missing check for negative index)

[Janne Karhu]

Revision: 33425
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=33425
Author:   jhk
Date:     2010-12-02 15:52:07 +0100 (Thu, 02 Dec 2010)

Log Message:
-----------
Fix for [#25006] Particle system crash (missing check for negative index)

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

Modified: trunk/blender/source/blender/blenkernel/intern/particle_system.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/particle_system.c	2010-12-02 05:39:43 UTC (rev 33424)
+++ trunk/blender/source/blender/blenkernel/intern/particle_system.c	2010-12-02 14:52:07 UTC (rev 33425)
@@ -340,6 +340,11 @@
 		
 		/* cache the verts/faces! */
 		LOOP_PARTICLES {
+			if(pa->num < 0) {
+				pa->num_dmcache = -1;
+				continue;
+			}
+
 			if(psys->part->from == PART_FROM_VERT) {
 				if(nodearray[pa->num])
 					pa->num_dmcache= GET_INT_FROM_POINTER(nodearray[pa->num]->link);