From 0fe551068d5cb0e7e2e7d867acc20274704e7295 Mon Sep 17 00:00:00 2001
From: Kershaw Chang <kershaw@mozilla.com>
Date: Thu, 4 Mar 2021 19:54:27 +0000
Subject: [PATCH] Bug 1696429 - Avoid racing on mThroughCaptivePortal
 r=necko-reviewers,dragana

Differential Revision: https://phabricator.services.mozilla.com/D107257
---
 netwerk/protocol/http/nsHttpHandler.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/netwerk/protocol/http/nsHttpHandler.h b/netwerk/protocol/http/nsHttpHandler.h
index 5d7bf79e5fe5..aeeb889fd007 100644
--- a/netwerk/protocol/http/nsHttpHandler.h
+++ b/netwerk/protocol/http/nsHttpHandler.h
@@ -832,7 +832,7 @@ class nsHttpHandler final : public nsIHttpProtocolHandler,
   nsTHashtable<nsCStringHashKey> mExcludedHttp2Origins;
   nsTHashtable<nsCStringHashKey> mExcludedHttp3Origins;
 
-  bool mThroughCaptivePortal;
+  Atomic<bool, Relaxed> mThroughCaptivePortal;
 
   // The mapping of channel id and the weak pointer of nsHttpChannel.
   nsDataHashtable<nsUint64HashKey, nsWeakPtr> mIDToHttpChannelMap;