From a50fd5fdb74b874609452a876bf700a08e0ddfbd Mon Sep 17 00:00:00 2001
From: Simon <simon@bitcartel.com>
Date: Wed, 7 Sep 2016 21:48:49 -0700
Subject: [PATCH] Add lock guard to getNumberOfWorkers()

---
 src/asyncrpcqueue.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/asyncrpcqueue.cpp b/src/asyncrpcqueue.cpp
index 4994337c..a6f35d36 100644
--- a/src/asyncrpcqueue.cpp
+++ b/src/asyncrpcqueue.cpp
@@ -183,6 +183,7 @@ void AsyncRPCQueue::addWorker() {
  * Return the number of worker threads spawned by the queue
  */
 size_t AsyncRPCQueue::getNumberOfWorkers() const {
+    std::lock_guard<std::mutex> guard(lock_);
     return workers_.size();
 }