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

[Tom Rini]

On Thu, Jun 18, 2020 at 04:23:26PM +0200, Heiko Stuebner 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>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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