From 354bde290d5d46fc7d2c9975ce518e2a5c5b5d2d Mon Sep 17 00:00:00 2001
From: u6th9d <u6th9d@users.noreply.github.com>
Date: Sat, 13 Oct 2018 23:25:13 +0800
Subject: [PATCH] Update Logger.cpp

---
 src/Logger.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Logger.cpp b/src/Logger.cpp
index 6dab2cf..1d6d25d 100644
--- a/src/Logger.cpp
+++ b/src/Logger.cpp
@@ -188,7 +188,10 @@ LogUnit* Logger::getLogUnit()
         }
     } else {
         std::unique_lock<std::mutex> lck(mMtx);
-        while (!mStop) {
+        while (true) {
+            if (!mStop) {
+                return nullptr;
+            }
             if (!mFree.empty()) {
                 log = mFree.back();
                 mFree.resize(mFree.size() - 1);