From bf351d224810e95330c8d317b6d54cc010c5f8f0 Mon Sep 17 00:00:00 2001
From: Anders Svensson <anders@erlang.org>
Date: Mon, 19 Jan 2015 21:05:41 +0100
Subject: Fix retransmission of messages sent as header/avps list

Extracting the End-to-End and Hop-by-Hop identifiers resulted in a
function clause error, causing the send to fail.
---
 lib/diameter/src/base/diameter_traffic.erl | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

(limited to 'lib/diameter/src/base/diameter_traffic.erl')

diff --git a/lib/diameter/src/base/diameter_traffic.erl b/lib/diameter/src/base/diameter_traffic.erl
index 3b62afca47..d9877bdd8e 100644
--- a/lib/diameter/src/base/diameter_traffic.erl
+++ b/lib/diameter/src/base/diameter_traffic.erl
@@ -1388,6 +1388,21 @@ make_request_packet(#diameter_packet{header = Hdr} = Pkt,
 make_request_packet(Msg, Pkt) ->
     Pkt#diameter_packet{msg = Msg}.
 
+%% make_retransmit_packet/2
+
+make_retransmit_packet(#diameter_packet{msg = [#diameter_header{} = Hdr
+                                               | Avps]}
+                       = Pkt) ->
+    Pkt#diameter_packet{msg = [make_retransmit_header(Hdr) | Avps]};
+
+make_retransmit_packet(#diameter_packet{header = Hdr} = Pkt) ->
+    Pkt#diameter_packet{header = make_retransmit_header(Hdr)}.
+
+%% make_retransmit_header/1
+
+make_retransmit_header(Hdr) ->
+    Hdr#diameter_header{is_retransmitted = true}.
+
 %% fold_record/2
 
 fold_record(undefined, R) ->
@@ -1674,9 +1689,7 @@ retransmit({TPid, Caps, App}
     have_request(Pkt0, TPid)     %% Don't failover to a peer we've
         andalso ?THROW(timeout), %% already sent to.
 
-    #diameter_packet{header = Hdr0} = Pkt0,
-    Hdr = Hdr0#diameter_header{is_retransmitted = true},
-    Pkt = Pkt0#diameter_packet{header = Hdr},
+    Pkt = make_retransmit_packet(Pkt0),
 
     retransmit(cb(App, prepare_retransmit, [Pkt, SvcName, {TPid, Caps}]),
                Transport,
-- 
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