From e2719e1dbf7b706cd5ec8b3ecd899d2fc063c20f Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Sat, 14 Apr 2018 08:51:05 +0200
Subject: Bug 1326453 - Part 3: Don't throw a TypeError when SetPrototypeOf for
 module namespace objects is called with null

---
 js/src/builtin/ModuleObject.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'js/src/builtin')

diff --git a/js/src/builtin/ModuleObject.cpp b/js/src/builtin/ModuleObject.cpp
index f7323e852..28a3329a8 100644
--- a/js/src/builtin/ModuleObject.cpp
+++ b/js/src/builtin/ModuleObject.cpp
@@ -345,6 +345,8 @@ bool
 ModuleNamespaceObject::ProxyHandler::setPrototype(JSContext* cx, HandleObject proxy,
                                                   HandleObject proto, ObjectOpResult& result) const
 {
+    if (!proto)
+        return result.succeed();
     return result.failCantSetProto();
 }
 
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