[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [32019] trunk/blender/source/blender/ blenloader/intern/readfile.c: bugfix [#23849] When the file is opened, Blender 2.5x crushes.

[Campbell Barton]

Revision: 32019
          http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=32019
Author:   campbellbarton
Date:     2010-09-20 07:46:07 +0200 (Mon, 20 Sep 2010)

Log Message:
-----------
bugfix [#23849] When the file is opened, Blender 2.5x crushes. 
id-property arrays saved in 2.4x would crash on reloading.

Modified Paths:
--------------
    trunk/blender/source/blender/blenloader/intern/readfile.c

Modified: trunk/blender/source/blender/blenloader/intern/readfile.c
===================================================================
--- trunk/blender/source/blender/blenloader/intern/readfile.c	2010-09-20 05:01:31 UTC (rev 32018)
+++ trunk/blender/source/blender/blenloader/intern/readfile.c	2010-09-20 05:46:07 UTC (rev 32019)
@@ -1397,6 +1397,14 @@
 	prop->data.pointer = newdataadr(fd, prop->data.pointer);
 
 	array= (IDProperty*) prop->data.pointer;
+	
+	/* note!, idp-arrays didn't exist in 2.4x, so the pointer will be cleared
+	 * theres not really anything we can do to correct this, at least dont crash */
+	if(array==NULL) {
+		prop->len= 0;
+		prop->totallen= 0;
+	}
+	
 
 	for(i=0; i<prop->len; i++)
 		IDP_DirectLinkProperty(&array[i], switch_endian, fd);