1 files changed, 11 insertions, 21 deletions
diff --git a/src/exchange/taler-exchange-httpd_management_denominations_HDP_revoke.c b/src/exchange/taler-exchange-httpd_management_denominations_HDP_revoke.c
index eade5cd1a..75ce3d76b 100644
--- a/src/exchange/taler-exchange-httpd_management_denominations_HDP_revoke.c
+++ b/src/exchange/taler-exchange-httpd_management_denominations_HDP_revoke.c
@@ -56,28 +56,18 @@ TEH_handler_management_denominations_HDP_revoke (
     if (GNUNET_NO == res)
       return MHD_YES; /* failure */
   }
+  if (GNUNET_OK !=
+      TALER_exchange_offline_denomination_revoke_verify (
+        h_denom_pub,
+        &TEH_master_public_key,
+        &master_sig))
   {
-    struct TALER_MasterDenominationKeyRevocationPS rm = {
-      .purpose.purpose = htonl (
-        TALER_SIGNATURE_MASTER_DENOMINATION_KEY_REVOKED),
-      .purpose.size = htonl (sizeof (rm)),
-      .h_denom_pub = *h_denom_pub
-    };
-
-    if (GNUNET_OK !=
-        GNUNET_CRYPTO_eddsa_verify (
-          TALER_SIGNATURE_MASTER_DENOMINATION_KEY_REVOKED,
-          &rm,
-          &master_sig.eddsa_signature,
-          &TEH_master_public_key.eddsa_pub))
-    {
-      GNUNET_break_op (0);
-      return TALER_MHD_reply_with_error (
-        connection,
-        MHD_HTTP_FORBIDDEN,
-        TALER_EC_EXCHANGE_MANAGEMENT_DENOMINATION_REVOKE_SIGNATURE_INVALID,
-        NULL);
-    }
+    GNUNET_break_op (0);
+    return TALER_MHD_reply_with_error (
+      connection,
+      MHD_HTTP_FORBIDDEN,
+      TALER_EC_EXCHANGE_MANAGEMENT_DENOMINATION_REVOKE_SIGNATURE_INVALID,
+      NULL);
   }
   qs = TEH_plugin->insert_denomination_revocation (TEH_plugin->cls,
                                                    NULL,