1. A method comprising: determining, based on an estimated number of errors for a code word received by an error correcting code (ECC) decoder, whether to obtain an indication of accuracy for data values of the received code word; correcting one or more errors in the received code word based on the accuracy indication using the ECC decoder, in response to determining to obtain the accuracy indication; and correcting one or more errors in the received code word using the ECC decoder in response to determining not to obtain the accuracy indication.