[PATCH 2/3] lib: rsa: Leverage existing data buffer instead of systematic copy

[Tom Rini]

On Wed, Mar 09, 2022 at 01:27:16AM -0800, SESA644425 wrote:

> Prior to introduction of modifications in rsassa_pss functions
> related to padding verification, doing a pass to reduce memory
> consumption of function by replacing memory copies of parts of
> const buffer by pointers to the original buffer (masked_db and
> h are subparts of msg buffer which is declared const, salt is a
> subpart of db which is a working buffer, unmodified after being
> filled). New pointers scope is limited to the function where
> they are declared (not returned to caller by any mean), zeroing
> risk of memory fault related to the change.
> 
> Signed-off-by: SESA644425 <gioja.hermann at non.se.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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