From: Matthias Dieter Wallnöfer <mdw@samba.org>
Date: Mon, 3 May 2010 15:15:25 +0000 (+0200)
Subject: s4:LogonGetDomainInfo - fix a potential crash source
X-Git-Tag: samba-3.6.0pre1~2289
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a4e35df3f5acd959d009f618f7bb00a6f18b4e19;p=thirdparty%2Fsamba.git

s4:LogonGetDomainInfo - fix a potential crash source
---

diff --git a/source4/rpc_server/netlogon/dcerpc_netlogon.c b/source4/rpc_server/netlogon/dcerpc_netlogon.c
index 576464809e4..3842429b8e7 100644
--- a/source4/rpc_server/netlogon/dcerpc_netlogon.c
+++ b/source4/rpc_server/netlogon/dcerpc_netlogon.c
@@ -1257,6 +1257,10 @@ static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_cal
 	switch (r->in.level) {
 	case 1: /* Domain information */
 
+		if (r->in.query->workstation_info == NULL) {
+			return NT_STATUS_INVALID_PARAMETER;
+		}
+
 		/*
 		 * Updates the DNS hostname when the client wishes that the
 		 * server should handle this for him