From 6ef0eb7284bcb5cc3c6832a55f13aa8712be0ec6 Mon Sep 17 00:00:00 2001
From: Scott Nonnenberg <scott@signal.org>
Date: Thu, 28 Mar 2019 10:51:19 -0700
Subject: [PATCH] When closing database, be resilient to null db

---
 app/sql.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/sql.js b/app/sql.js
index ff004629d..29a34535e 100644
--- a/app/sql.js
+++ b/app/sql.js
@@ -749,6 +749,10 @@ async function initialize({ configDir, key, messages }) {
 }
 
 async function close() {
+  if (!db) {
+    return;
+  }
+
   const dbRef = db;
   db = null;
   await dbRef.close();