From 0f0047729b417f550aa01656af3d31da5aba2b14 Mon Sep 17 00:00:00 2001
From: Paul-Louis Ageneau <paul-louis@ageneau.org>
Date: Thu, 14 May 2020 10:51:30 +0200
Subject: [PATCH] Small fixes to synchronized_callback

---
 include/rtc/include.hpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/rtc/include.hpp b/include/rtc/include.hpp
index 4190634..834e15f 100644
--- a/include/rtc/include.hpp
+++ b/include/rtc/include.hpp
@@ -68,7 +68,7 @@ public:
 
 	synchronized_callback &operator=(std::function<void(P...)> func) {
 		std::lock_guard lock(mutex);
-		callback = func;
+		callback = std::move(func);
 		return *this;
 	}
 
@@ -78,7 +78,10 @@ public:
 			callback(args...);
 	}
 
-	operator bool() const { return callback ? true : false; }
+	operator bool() const {
+		std::lock_guard lock(mutex);
+		return callback ? true : false;
+	}
 
 private:
 	std::function<void(P...)> callback;