From c2310b2619d17d1223f865cd596c2d0e516918f5 Mon Sep 17 00:00:00 2001
From: Tian Tan <tiantan@google.com>
Date: Thu, 13 May 2021 15:36:21 -0700
Subject: [PATCH] Set nativeObserver to 0 to avoid double release.

Bug: webrtc:12769
Change-Id: Ifcd3e8148e999740a697b27ddd12f6aca36c5440
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/218780
Commit-Queue: Tian Tan <tiantan@google.com>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34029}
---
 sdk/android/api/org/webrtc/DataChannel.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sdk/android/api/org/webrtc/DataChannel.java b/sdk/android/api/org/webrtc/DataChannel.java
index f51dab97af..bcbf6f093f 100644
--- a/sdk/android/api/org/webrtc/DataChannel.java
+++ b/sdk/android/api/org/webrtc/DataChannel.java
@@ -123,6 +123,7 @@ public class DataChannel {
   public void unregisterObserver() {
     checkDataChannelExists();
     nativeUnregisterObserver(nativeObserver);
+    nativeObserver = 0;
   }
 
   public String label() {