Re: [RESEND PATCH 07/10] crypto: sa2ul: Add hmac(sha1) HMAC algorithm support

[Eric Biggers]

On Fri, Jun 28, 2019 at 09:57:42AM +0530, Keerthy wrote:
> +static int sa_sham_update(struct ahash_request *req)
> +{
> +     return -ENOTSUPP;
> +}
> +
> +static int sa_sham_final(struct ahash_request *req)
> +{
> +     return sa_sham_digest(req);
> +}
> +
> +static int sa_sham_finup(struct ahash_request *req)
> +{
> +     return sa_sham_digest(req);
> +}

You can't just not support update().  You need to support update().

- Eric