samba/sme10/samba-v4.6-graceful_fsctl_validate_negotiate_info.patch

From fbef6bd05629e3f5939317bd073a2281fcc3b636 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@samba.org>
Date: Tue, 30 May 2017 16:30:33 +0200
Subject: [PATCH] libcli:smb2: Gracefully handle not supported for
 FSCTL_VALIDATE_NEGOTIATE_INFO

If FSCTL_VALIDATE_NEGOTIATE_INFO is not implemented, e.g. in a SMB2 only
server then gracefully handle NT_STATUS_NOT_SUPPORTED too.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=12808

Signed-off-by: Andreas Schneider <asn@samba.org>
Signed-off-by: Guenther Deschner <gd@samba.org>
Pair-Programmed-With: Guenther Deschner <gd@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Volker Lendecke <vl@samba.org>
Autobuild-Date(master): Thu Jun 15 17:32:45 CEST 2017 on sn-devel-144

(cherry picked from commit a4d9438ecf92614a0915b9cf61f905ea8170043a)
---
 libcli/smb/smbXcli_base.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/libcli/smb/smbXcli_base.c b/libcli/smb/smbXcli_base.c
index a7b24f01497..593edf9ce78 100644
--- a/libcli/smb/smbXcli_base.c
+++ b/libcli/smb/smbXcli_base.c
@@ -5321,6 +5321,21 @@ static void smb2cli_validate_negotiate_info_done(struct tevent_req *subreq)
                tevent_req_done(req);
                return;
        }
+       if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
+               /*
+                * The response was signed, but not supported
+                *
+                * This might be returned by older Windows versions or by
+                * NetApp SMB server implementations.
+                *
+                * See
+                *
+                * https://blogs.msdn.microsoft.com/openspecification/2012/06/28/smb3-secure-dialect-negotiation/
+                *
+                */
+               tevent_req_done(req);
+               return;
+       }
        if (tevent_req_nterror(req, status)) {
                return;
        }
-- 
2.13.1.518.g3df882009-goog

1	jpp	1.1	From fbef6bd05629e3f5939317bd073a2281fcc3b636 Mon Sep 17 00:00:00 2001
2			From: Andreas Schneider <asn@samba.org>
3			Date: Tue, 30 May 2017 16:30:33 +0200
4			Subject: [PATCH] libcli:smb2: Gracefully handle not supported for
5			FSCTL_VALIDATE_NEGOTIATE_INFO
6
7			If FSCTL_VALIDATE_NEGOTIATE_INFO is not implemented, e.g. in a SMB2 only
8			server then gracefully handle NT_STATUS_NOT_SUPPORTED too.
9
10			BUG: https://bugzilla.samba.org/show_bug.cgi?id=12808
11
12			Signed-off-by: Andreas Schneider <asn@samba.org>
13			Signed-off-by: Guenther Deschner <gd@samba.org>
14			Pair-Programmed-With: Guenther Deschner <gd@samba.org>
15			Reviewed-by: Jeremy Allison <jra@samba.org>
16
17			Autobuild-User(master): Volker Lendecke <vl@samba.org>
18			Autobuild-Date(master): Thu Jun 15 17:32:45 CEST 2017 on sn-devel-144
19
20			(cherry picked from commit a4d9438ecf92614a0915b9cf61f905ea8170043a)
21			---
22			libcli/smb/smbXcli_base.c \| 15 +++++++++++++++
23			1 file changed, 15 insertions(+)
24
25			diff --git a/libcli/smb/smbXcli_base.c b/libcli/smb/smbXcli_base.c
26			index a7b24f01497..593edf9ce78 100644
27			--- a/libcli/smb/smbXcli_base.c
28			+++ b/libcli/smb/smbXcli_base.c
29			@@ -5321,6 +5321,21 @@ static void smb2cli_validate_negotiate_info_done(struct tevent_req *subreq)
30			tevent_req_done(req);
31			return;
32			}
33			+ if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
34			+ /*
35			+ * The response was signed, but not supported
36			+ *
37			+ * This might be returned by older Windows versions or by
38			+ * NetApp SMB server implementations.
39			+ *
40			+ * See
41			+ *
42			+ * https://blogs.msdn.microsoft.com/openspecification/2012/06/28/smb3-secure-dialect-negotiation/
43			+ *
44			+ */
45			+ tevent_req_done(req);
46			+ return;
47			+ }
48			if (tevent_req_nterror(req, status)) {
49			return;
50			}
51			--
52			2.13.1.518.g3df882009-goog
53