sha2 digest on ppc

[Ahmad Fatoum]

Hello Renaud,

On 18.03.22 10:14, Barbier, Renaud wrote:
> Commit 03fb5524b06 has changed the configuration selection for hash algorithm. For instance:
> 
> -config SHA256
> +config HAVE_DIGEST_SHA256
>  	Bool
> 
> This breaks on my PPC platform as the configuration selection has not been changed in crypto/sha2.c
> if (!IS_ENABLED(CONFIG_SHA256))
> 
> Still working on my ARM platform because the algo is registered somewhere else (arch/arm/crypto/sha256_glue.c)
> 
> RENAUD: sha256_digest_register
> RENAUD: sha256_digest_register: ALGO NOT REGISTERED
> ...
> RENAUD: digest_algo_get_by_name: sha256 sha256
> RENAUD: digest_algo_get_by_name: sha224 sha256
> RENAUD: digest_algo_get_by_name: md5 sha256
> FIT: /images/kernel-1/hash-1: hash OK

Indeed. There are other instances as well broken by this.
This already got into a release unfortunately.

Cc += Uwe, who introduced above mentioned commit.

Cheers,
Ahmad

> 
> 
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