[taler-anastasis] branch master updated: improve error reporting

[gnunet]

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grothoff pushed a commit to branch master
in repository anastasis.

The following commit(s) were added to refs/heads/master by this push:
     new e518936  improve error reporting
e518936 is described below

commit e51893620de330d7f8dd09eb72eb2a5e5c04d07d
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Wed Jul 14 16:36:35 2021 +0200

    improve error reporting
---
 src/reducer/anastasis_api_recovery_redux.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/reducer/anastasis_api_recovery_redux.c 
b/src/reducer/anastasis_api_recovery_redux.c
index d2d99f8..fe18148 100644
--- a/src/reducer/anastasis_api_recovery_redux.c
+++ b/src/reducer/anastasis_api_recovery_redux.c
@@ -1552,6 +1552,7 @@ change_version (json_t *state,
                              &provider_url),
     GNUNET_JSON_spec_end ()
   };
+  json_t *ia;
   json_t *args;
   struct ANASTASIS_ReduxAction *ra;
 
@@ -1567,12 +1568,23 @@ change_version (json_t *state,
                            "'version' invalid");
     return NULL;
   }
+  GNUNET_assert (NULL != provider_url);
+  ia = json_object_get (state,
+                        "identity_attributes");
+  if (NULL == ia)
+  {
+    GNUNET_break (0);
+    ANASTASIS_redux_fail_ (cb,
+                           cb_cls,
+                           TALER_EC_ANASTASIS_REDUCER_INPUT_INVALID,
+                           "'identity_attributes' missing");
+    return NULL;
+  }
   args = json_pack ("{s:I, s:O, s:s}",
                     "version",
                     (json_int_t) version,
                     "identity_attributes",
-                    json_object_get (state,
-                                     "identity_attributes"),
+                    ia,
                     "provider_url",
                     provider_url);
   if (NULL == args)

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