diff -Nrbu samba-3.2.15/source/smbd/reply.c samba-3.2.15-OK/source/smbd/reply.c
--- samba-3.2.15/source/smbd/reply.c	2009-09-30 16:24:50.000000000 +0400
+++ samba-3.2.15-OK/source/smbd/reply.c	2009-11-23 19:53:34.000000000 +0300
@@ -71,7 +71,8 @@
 				if (strchr_m(&s[1], ':')) {
 					return NT_STATUS_OBJECT_NAME_INVALID;
 				}
-				if (StrCaseCmp(s, ":$DATA") != 0) {
+				if (StrCaseCmp(s, ":$DATA") != 0 &&
+				    StrCaseCmp(s, ":$INDEX_ALLOCATION") != 0) {
 					return NT_STATUS_INVALID_PARAMETER;
 				}
 				break;