From 1bca2b20361c9723d4d8bb6d03684ed2dc729703 Mon Sep 17 00:00:00 2001
From: Roxie Linden <roxie@lindenlab.com>
Date: Tue, 30 Apr 2024 15:35:48 -0700
Subject: don't register callbacks from the data channel twice.

---
 indra/llwebrtc/llwebrtc.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'indra/llwebrtc')

diff --git a/indra/llwebrtc/llwebrtc.cpp b/indra/llwebrtc/llwebrtc.cpp
index d07e6deea4..97c04ae446 100644
--- a/indra/llwebrtc/llwebrtc.cpp
+++ b/indra/llwebrtc/llwebrtc.cpp
@@ -957,6 +957,10 @@ void LLWebRTCPeerConnectionImpl::OnRemoveTrack(rtc::scoped_refptr<webrtc::RtpRec
 
 void LLWebRTCPeerConnectionImpl::OnDataChannel(rtc::scoped_refptr<webrtc::DataChannelInterface> channel)
 {
+    if (mDataChannel)
+    {
+        mDataChannel->UnregisterObserver();
+    }
     mDataChannel = channel;
     channel->RegisterObserver(this);
 }
-- 
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