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-fix null deref

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This commit is contained in:
Christian Grothoff 2021-10-19 21:06:36 +02:00
parent 778a402d07
commit 7ed66e1e2c
No known key found for this signature in database
GPG Key ID: 939E6BE1E29FC3CC
1 changed files with 13 additions and 3 deletions
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14
src/lib/exchange_api_handle.c
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@ -694,8 +694,7 @@ decode_keys_json (const json_t *resp_obj,
GNUNET_JSON_spec_string ("currency",
&currency),
GNUNET_JSON_spec_mark_optional (
TALER_JSON_spec_amount ("wallet_balance_limit_without_kyc",
currency,
TALER_JSON_spec_amount_any ("wallet_balance_limit_without_kyc",
&key_data->wallet_balance_limit_without_kyc)),
GNUNET_JSON_spec_end ()
};
@ -763,6 +762,17 @@ decode_keys_json (const json_t *resp_obj,
(check_sig) ? mspec : &mspec[2],
NULL, NULL));
key_data->currency = GNUNET_strdup (currency);
if (GNUNET_OK ==
TALER_amount_is_valid (&key_data->wallet_balance_limit_without_kyc))
{
if (0 != strcasecmp (currency,
key_data->wallet_balance_limit_without_kyc.currency))
{
GNUNET_break_op (0);
return GNUNET_SYSERR;
}
}
/* parse the master public key and issue date of the response */
if (check_sig)
hash_context = GNUNET_CRYPTO_hash_context_start ();