From 8881ef885d638e92d0c7b060fe0a7552593752d1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luis=20=C3=81ngel=20San=20Mart=C3=ADn?=
 <luisangelsm@gmail.com>
Date: Fri, 14 Sep 2018 09:38:39 +0200
Subject: [PATCH] Fix nullptr crash.

---
 YACReaderLibrary/yacreader_library_toolbar.cpp | 2 ++
 YACReaderLibrary/yacreader_library_toolbar.h   | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/YACReaderLibrary/yacreader_library_toolbar.cpp b/YACReaderLibrary/yacreader_library_toolbar.cpp
index 40559f8e..423d01a0 100644
--- a/YACReaderLibrary/yacreader_library_toolbar.cpp
+++ b/YACReaderLibrary/yacreader_library_toolbar.cpp
@@ -143,7 +143,9 @@ void YACReaderLibraryToolbar::hide()
 void YACReaderLibraryToolbar::updateViewSelectorIcon(const QIcon &icon)
 {
 #ifdef Q_OS_MAC
+    if (macosxToolbar != nullptr) {
         macosxToolbar->updateViewSelectorIcon(icon);
+    }
 #endif
 }
 
diff --git a/YACReaderLibrary/yacreader_library_toolbar.h b/YACReaderLibrary/yacreader_library_toolbar.h
index 57d6fd2f..d55de8cf 100644
--- a/YACReaderLibrary/yacreader_library_toolbar.h
+++ b/YACReaderLibrary/yacreader_library_toolbar.h
@@ -46,7 +46,7 @@ private:
     QSettings * settings;
 
 #ifdef Q_OS_MAC
-    YACReaderMacOSXToolbar *macosxToolbar;
+    YACReaderMacOSXToolbar *macosxToolbar = nullptr;
 #endif
 
     YACReaderMainToolBar *defaultToolbar = nullptr;