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commit 2e8f7f109a76cae7edae85f4d58851a6e9dbbbb7
parent 53643aa7b9c563ca3d6535b42dfc6fe71d5a13d2
Author: Christian Grothoff <christian@grothoff.org>
Date:   Mon, 12 Oct 2026 23:53:02 +0200

error_description is OPTIONAL as per RFC

Diffstat:
M
src/kyclogic/plugin_kyclogic_oauth2.c
 | 
9
+++++++--

1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/kyclogic/plugin_kyclogic_oauth2.c b/src/kyclogic/plugin_kyclogic_oauth2.c
@@ -1198,11 +1198,16 @@ handle_proof_error (struct TALER_KYCLOGIC_ProofHandle *ph,
   {
     const char *msg;
     const char *desc;
+    bool no_desc;
     struct GNUNET_JSON_Specification spec[] = {
       GNUNET_JSON_spec_string ("error",
                                &msg),
-      GNUNET_JSON_spec_string ("error_description",
-                               &desc),
+      /* RFC 6749, Section 5.2: only "error" is REQUIRED,
+         "error_description" is OPTIONAL */
+      GNUNET_JSON_spec_mark_optional (
+        GNUNET_JSON_spec_string ("error_description",
+                                 &desc),
+        &no_desc),
       GNUNET_JSON_spec_end ()
     };
     const char *emsg;