[v7 PATCH 7/8] crypto: stm32 - Fix empty message processing

[Linus Walleij]

On Sat, Mar 11, 2023 at 10:09 AM Herbert Xu <herbert at gondor.apana.org.au> wrote:

> Change the emptymsg check in stm32_hash_copy_hash to rely on whether
> we have any existing hash state, rather than whether this particular
> update request is empty.
>
> Also avoid computing the hash for empty messages as this could hang.
>
> Signed-off-by: Herbert Xu <herbert at gondor.apana.org.au>

Excellent patch. Also works flawlessly.
Reviewed-by: Linus Walleij <linus.walleij at linaro.org>
Tested-by: Linus Walleij <linus.walleij at linaro.org>

Yours,
Linus Walleij