[U-Boot] [PATCH 2/2] rsa: Return immediately if required-key verification fails

Simon Glass sjg at chromium.org
Fri Sep 27 01:48:50 UTC 2019

On Wed, 18 Sep 2019 at 08:05, Philippe Reynes
<philippe.reynes at softathome.com> wrote:
> From: Daniele Alessandrelli <daniele.alessandrelli at gmail.com>
> Currently, if image verification with a required key fails, rsa_verify()
> code tries to find another key to verify the FIT image. This however, is
> not the intended behavior as the documentation says that required keys
> "must be verified for the image / configuration to be considered valid".
> This patch fixes the issue by making rsa_verify() return immediately if
> the verification of a required key fails.
> Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli at gmail.com>
> ---
>  lib/rsa/rsa-verify.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

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

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