[PATCH v6 6/8] lib: rsa: add documentation to padding_pss_verify to document limitations

[Simon Glass]

On Thu, 18 Jun 2020 at 08:23, Heiko Stuebner <heiko at sntech.de> wrote:
>
> From: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
>
> padding_pss_verify only works with the default pss salt setting of -2
> (length to be automatically determined based on the PSS block structure)
> not -1 (salt length set to the maximum permissible value), which makes
> verifications of signatures with that saltlen fail.
>
> Until this gets implemented at least document this behaviour.
>
> Signed-off-by: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> ---
> changes in v4:
> - new patch
>
>  lib/rsa/rsa-verify.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>