Fix #22694: rendering exits editmode. Problem was due to incorrect fix for

bug #20091 in revision 24989, crash when rendering in metaball editmode.

source/blender/editors/metaball/mball_edit.c

@@ -60,6 +60,10 @@
 /* This function is used to free all MetaElems from MetaBall */
 void free_editMball(Object *obedit)
 {
+	MetaBall *mb = (MetaBall*)obedit->data;
+
+	mb->editelems= NULL;
+	mb->lastelem= NULL;
 }
 
 /* This function is called, when MetaBall Object is
@@ -84,10 +88,6 @@ void make_editMball(Object *obedit)
  * from object->data->edit_elems to object->data->elems. */
 void load_editMball(Object *obedit)
 {
-	MetaBall *mb = (MetaBall*)obedit->data;
-	
-	mb->editelems= NULL;
-	mb->lastelem= NULL;
 }
 
 /* Add metaelem primitive to metaball object (which is in edit mode) */

source/blender/editors/render/render_internal.c

@@ -637,7 +637,7 @@ static int screen_render_invoke(bContext *C, wmOperator *op, wmEvent *event)
 	multires_force_render_update(CTX_data_active_object(C));
 
 	/* get editmode results */
-	ED_object_exit_editmode(C, EM_FREEDATA|EM_DO_UNDO);	/* 0 = does not exit editmode */
+	ED_object_exit_editmode(C, 0);	/* 0 = does not exit editmode */
 
 	// store spare
 	// get view3d layer, local layer, make this nice api call to render