From b932461b4506853b39870c22ea16598dd02b7895 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Mon, 17 Feb 2014 14:56:23 +0800
Subject: [PATCH] Fix crash when calling quitAndUpdate without any update.

---
 browser/api/atom_api_auto_updater.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/browser/api/atom_api_auto_updater.cc b/browser/api/atom_api_auto_updater.cc
index 69ed10089128..b1fe2915d331 100644
--- a/browser/api/atom_api_auto_updater.cc
+++ b/browser/api/atom_api_auto_updater.cc
@@ -80,7 +80,11 @@ void AutoUpdater::CheckForUpdates(
 void AutoUpdater::QuitAndInstall(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   AutoUpdater* self = AutoUpdater::Unwrap<AutoUpdater>(args.This());
-  self->quit_and_install_.Run();
+
+  if (!self->quit_and_install_.is_null()) {
+    self->quit_and_install_.Run();
+    self->quit_and_install_.Reset();
+  }
 }
 
 // static