[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [57871] trunk/blender/source/blender/ blenkernel/intern/mesh.c: fixed Blender crash, but unclear when this situation can happen

[Gaia Clary]

Revision: 57871
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=57871
Author:   gaiaclary
Date:     2013-06-29 08:38:17 +0000 (Sat, 29 Jun 2013)
Log Message:
-----------
fixed Blender crash, but unclear when this situation can happen

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

Modified: trunk/blender/source/blender/blenkernel/intern/mesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/mesh.c	2013-06-29 07:00:38 UTC (rev 57870)
+++ trunk/blender/source/blender/blenkernel/intern/mesh.c	2013-06-29 08:38:17 UTC (rev 57871)
@@ -3938,7 +3938,10 @@
 {
 	BLI_assert(ELEM3(type, ME_VSEL, ME_ESEL, ME_FSEL));
 
-	if (me->totselect) {
+	/* XXX how can it be that sometimes me->mselect is NULL here ? 
+	   It happens, but its not clear why it happens! 
+	*/
+	if (me->totselect && me->mselect) {
 		if (me->mselect[me->totselect - 1].type == type) {
 			return me->mselect[me->totselect - 1].index;
 		}