From f8160adfdb2f964085a4e17eb8a303d52d842b71 Mon Sep 17 00:00:00 2001
From: Alexandre Petitjean <alexandre.petitjean@echosens.com>
Date: Tue, 26 May 2015 15:29:05 +0200
Subject: [PATCH] clearer check on registry instance

---
 include/spdlog/details/registry.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/spdlog/details/registry.h b/include/spdlog/details/registry.h
index 0b744795..3fd64930 100644
--- a/include/spdlog/details/registry.h
+++ b/include/spdlog/details/registry.h
@@ -146,7 +146,7 @@ public:
 
     static std::shared_ptr<registry_t<Mutex>> instance()
     {
-        if(!_instance)
+        if(_instance == nullptr)
             _instance = std::make_shared<registry_t<Mutex>>();
         return _instance;
     }