From 3c572b0f7a1d5eeda5654ed9a2a7aef0e644c2ca Mon Sep 17 00:00:00 2001
From: Zach Fox <fox@highfidelity.io>
Date: Mon, 16 Oct 2017 13:41:39 -0700
Subject: [PATCH] Fix deadlock

---
 libraries/entities/src/EntityTree.cpp | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/libraries/entities/src/EntityTree.cpp b/libraries/entities/src/EntityTree.cpp
index 5bd56eba50..6ccff83fb4 100644
--- a/libraries/entities/src/EntityTree.cpp
+++ b/libraries/entities/src/EntityTree.cpp
@@ -1191,11 +1191,17 @@ QByteArray EntityTree::computeEncryptedNonce(const QString& certID, const QStrin
 
 bool EntityTree::verifyDecryptedNonce(const QString& certID, const QString& decryptedNonce) {
 
-    QReadLocker certIdMapLocker(&_entityCertificateIDMapLock);
-    EntityItemID id = _entityCertificateIDMap.value(certID);
+    EntityItemID id;
+    {
+        QReadLocker certIdMapLocker(&_entityCertificateIDMapLock);
+        id = _entityCertificateIDMap.value(certID);
+    }
 
-    QWriteLocker locker(&_certNonceMapLock);
-    QString actualNonce = _certNonceMap.take(certID).toString();
+    QString actualNonce;
+    {
+        QWriteLocker locker(&_certNonceMapLock);
+        actualNonce = _certNonceMap.take(certID).toString();
+    }
 
     bool verificationSuccess = (actualNonce == decryptedNonce);
     if (!verificationSuccess) {