Merge pull request #20463 from mattwire/transactdopayment

Don't pass doPayment by reference in Contribution.transact API

api/v3/Contribution/Transact.php

@@ -58,7 +58,7 @@ function civicrm_api3_contribution_transact($params) {
   $params['invoice_id'] = CRM_Utils_Array::value('invoice_id', $params, md5(uniqid(rand(), TRUE)));
 
   $paymentProcessor = CRM_Financial_BAO_PaymentProcessor::getPayment($params['payment_processor'], $params['payment_processor_mode']);
-  $paymentProcessor['object']->doPayment($params);
+  $params = $paymentProcessor['object']->doPayment($params);
 
   $params['payment_instrument_id'] = $paymentProcessor['object']->getPaymentInstrumentID();