From 35bf5000438b34a43752f668930bc5347f4643a9 Mon Sep 17 00:00:00 2001
From: Micael Karlberg <bmk@erlang.org>
Date: Thu, 26 Jan 2012 17:18:36 +0100
Subject: [snmp/agent] Wrong OID used for error message reply

When sending an error message (reply) regarding
snmpUnknownPDUHandlers, the agent used the wrong OID.

OTP-9747
---
 lib/snmp/src/agent/snmpa_mpd.erl | 28 +++++++++++++++++++---------
 1 file changed, 19 insertions(+), 9 deletions(-)

(limited to 'lib/snmp/src/agent/snmpa_mpd.erl')

diff --git a/lib/snmp/src/agent/snmpa_mpd.erl b/lib/snmp/src/agent/snmpa_mpd.erl
index fd75b98f84..e9d6cdeaa8 100644
--- a/lib/snmp/src/agent/snmpa_mpd.erl
+++ b/lib/snmp/src/agent/snmpa_mpd.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2010. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2012. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -463,15 +463,10 @@ v3_proc(NoteStore, Packet, LocalEngineID, V3Hdr, Data, Log) ->
 			_ ->
 			    %% 4.2.2.1.2
 			    NIsReportable = snmp_misc:is_reportable_pdu(Type),
-			    Val = inc(snmpUnknownPDUHandlers),
 			    ErrorInfo = 
-				{#varbind{oid = ?snmpUnknownPDUHandlers,
-					  variabletype = 'Counter32',
-					  value = Val},
-				 SecName,
-				 [{securityLevel,   SecLevel},
-				  {contextEngineID, ContextEngineID},
-				  {contextName,     ContextName}]},
+				snmpUnknownPDUHandlers_ei(SecName, SecLevel, 
+							  ContextEngineID, 
+							  ContextName),
 			    case generate_v3_report_msg(MsgID, 
 							MsgSecurityModel,
 							Data, LocalEngineID, 
@@ -502,6 +497,21 @@ v3_proc(NoteStore, Packet, LocalEngineID, V3Hdr, Data, Log) ->
 	    end
     end.
 
+make_error_info(Variable, Oid, SecName, Opts) ->
+    Val = inc(Variable),
+    VB  = #varbind{oid          = Oid, 
+		   variabletype = 'Counter32',
+		   value        = Val},
+    {VB, SecName, Opts}.
+
+snmpUnknownPDUHandlers_ei(SecName, SecLevel, 
+			  ContextEngineID, ContextName) ->
+    Opts = [{securityLevel,   SecLevel},
+	    {contextEngineID, ContextEngineID},
+	    {contextName,     ContextName}], 
+    make_error_info(snmpUnknownPDUHandlers, 
+		    ?snmpUnknownPDUHandlers_instance,
+		    SecName, Opts).
 
 get_security_module(?SEC_USM) ->
     snmpa_usm;
-- 
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