From d5de13a80b61141120a7eaee5b183d8921b30acc Mon Sep 17 00:00:00 2001
From: YuriyZ <yzabrovarniy@gmail.com>
Date: Mon, 17 Jul 2023 15:02:44 +0300
Subject: [PATCH] fix(jans-auth-server): npe during client registration #5559

---
 .../io/jans/as/server/register/ws/rs/RegisterValidator.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/jans-auth-server/server/src/main/java/io/jans/as/server/register/ws/rs/RegisterValidator.java b/jans-auth-server/server/src/main/java/io/jans/as/server/register/ws/rs/RegisterValidator.java
index 90d71ec88b2..0b03789dc9f 100644
--- a/jans-auth-server/server/src/main/java/io/jans/as/server/register/ws/rs/RegisterValidator.java
+++ b/jans-auth-server/server/src/main/java/io/jans/as/server/register/ws/rs/RegisterValidator.java
@@ -225,6 +225,9 @@ private JSONObject getJwks(HttpServletRequest httpRequest, Jwt jwt, String jwksU
 
     public JSONObject validateSoftwareStatement(HttpServletRequest httpServletRequest, JSONObject requestObject) {
         final JSONObject jsonObject = validateSSA(httpServletRequest, requestObject);
+        if (jsonObject == null) {
+            return null;
+        }
         TrustedIssuerConfig trustedIssuerConfig = validateIssuer(jsonObject);
         applyTrustedIssuerConfig(trustedIssuerConfig, jsonObject);
         return jsonObject;