From 97d2d1bfe3a5e729f78684e6e688beb870c36bcc Mon Sep 17 00:00:00 2001
From: David Humphrey <david.humphrey@senecacollege.ca>
Date: Wed, 12 Dec 2018 22:07:55 -0500
Subject: [PATCH] Fix bug uncovered by new invalid flags test: missing return

---
 src/filesystem/implementation.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/filesystem/implementation.js b/src/filesystem/implementation.js
index 2ff55c6..f1b7f73 100644
--- a/src/filesystem/implementation.js
+++ b/src/filesystem/implementation.js
@@ -1649,7 +1649,7 @@ function open(fs, context, path, flags, mode, callback) {
 
   flags = validate_flags(flags);
   if(!flags) {
-    callback(new Errors.EINVAL('flags is not valid'), path);
+    return callback(new Errors.EINVAL('flags is not valid'), path);
   }
 
   open_file(context, path, flags, mode, check_result);