From 5913955f343ff1f45d5f825c66113213c5a3fb25 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 30 Nov 2021 13:24:09 +0100
Subject: fix NPE

---
 src/exchange/taler-exchange-httpd_keys.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src')

diff --git a/src/exchange/taler-exchange-httpd_keys.c b/src/exchange/taler-exchange-httpd_keys.c
index b7359392f..2a9a0097d 100644
--- a/src/exchange/taler-exchange-httpd_keys.c
+++ b/src/exchange/taler-exchange-httpd_keys.c
@@ -494,6 +494,8 @@ TEH_check_invariants ()
   struct TEH_KeyStateHandle *ksh;
 
   ksh = TEH_keys_get_state ();
+  if (NULL == ksh)
+    return;
   GNUNET_CONTAINER_multihashmap_iterate (ksh->denomkey_map,
                                          &check_dk,
                                          NULL);
-- 
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