From f91aec92ec9418dc2521bb68e5c3635c4fc9a304 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Thu, 26 Apr 2012 17:36:44 +0200
Subject: [PATCH] TODO anon? s3:smb3_sesssetup: close the previous SMB2 session
 if requested and allowed

metze
---
 source3/smbd/smb2_sesssetup.c | 37 +++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/source3/smbd/smb2_sesssetup.c b/source3/smbd/smb2_sesssetup.c
index ebe1068e46d2..bf7001938a57 100644
--- a/source3/smbd/smb2_sesssetup.c
+++ b/source3/smbd/smb2_sesssetup.c
@@ -306,6 +306,43 @@ static NTSTATUS smbd_smb2_auth_generic_return(struct smbXsrv_session *session,
 		session->global->auth_session_info_seqnum;
 	session->global->expiration_time = gensec_expire_time(session->gensec);
 
+	if ((in_previous_session_id != 0) &&
+	     (session->global->session_wire_id !=
+	      in_previous_session_id))
+	{
+		struct tevent_context *ev;
+		struct tevent_req *subreq;
+		bool ok;
+
+		ev = event_context_init(talloc_tos());
+		if (ev == NULL) {
+			TALLOC_FREE(session);
+			return NT_STATUS_LOGON_FAILURE;
+		}
+
+		subreq = smb2srv_session_close_previous_send(smb2req, ev,
+							     session,
+							     in_previous_session_id);
+		if (subreq == NULL) {
+			TALLOC_FREE(session);
+			return NT_STATUS_LOGON_FAILURE;
+		}
+
+		ok = tevent_req_poll_ntstatus(subreq, ev, &status);
+		if (!ok) {
+			TALLOC_FREE(subreq);
+			TALLOC_FREE(session);
+			return status;
+		}
+
+		status = smb2srv_session_close_previous_recv(subreq);
+		TALLOC_FREE(subreq);
+		if (!NT_STATUS_IS_OK(status)) {
+			TALLOC_FREE(session);
+			return status;
+		}
+	}
+
 	status = smbXsrv_session_update(session);
 	if (!NT_STATUS_IS_OK(status)) {
 		DEBUG(0, ("smb2: Failed to update session for vuid=%d - %s\n",
-- 
2.34.1