From e7682b3f8dce9e7be1ced921fc6d8d84020e99d8 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sat, 10 Nov 2018 17:39:02 +0100
Subject: [PATCH] fix potential use of uninitialized hash_context

---
 src/exchange-lib/exchange_api_handle.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/exchange-lib/exchange_api_handle.c b/src/exchange-lib/exchange_api_handle.c
index 895d1f1dd..d7fa65fad 100644
--- a/src/exchange-lib/exchange_api_handle.c
+++ b/src/exchange-lib/exchange_api_handle.c
@@ -583,6 +583,7 @@ decode_keys_json (const json_t *resp_obj,
     key_data->version = GNUNET_strdup (ver);
   }
 
+  hash_context = NULL;
   EXITIF (GNUNET_OK !=
 	  GNUNET_JSON_parse (resp_obj,
 			     (check_sig) ? mspec : &mspec[2],
@@ -591,8 +592,6 @@ decode_keys_json (const json_t *resp_obj,
   /* parse the master public key and issue date of the response */
   if (check_sig)
     hash_context = GNUNET_CRYPTO_hash_context_start ();
-  else
-    hash_context = NULL;
 
   /* parse the signing keys */
   {