Dmitry Kasatkin <dmitry.kasat...@nokia.com> wrote: > Hello, > > When using crypto ahash API, is it necessary/mandatory to call > crypto_ahash_final() if crypto_ahash_update() returns error... > > Basically it might happen after several calls while calculating hash if > HW error happens. > It is not possible to continue hash calculation. it is necessary to > reset HW and start whole hash again.. > > Any comments?
>From the driver's perspective you cannot expect that the user will call crypto_ahash_final in this case, or for that matter in any other case as the user is always free to leave a hash in an unfinalised state. Cheers, -- Email: Herbert Xu <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
