[PATCH] test: fix a couple NULL vs IS_ERR() checks

[Simon Glass]

Hi Dan,

On Mon, 31 Jul 2023 at 08:08, Dan Carpenter <dan.carpenter at linaro.org> wrote:
>
> The x509_cert_parse() and pkcs7_parse_message() functions return error
> pointers.  They don't return NULL.  Update the checks accordingly.
>
> Signed-off-by: Dan Carpenter <dan.carpenter at linaro.org>
> ---
>  test/lib/asn1.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>

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

> diff --git a/test/lib/asn1.c b/test/lib/asn1.c
> index 8661fdd30687..a66cdd77df0a 100644
> --- a/test/lib/asn1.c
> +++ b/test/lib/asn1.c
> @@ -120,7 +120,7 @@ static int lib_asn1_x509(struct unit_test_state *uts)
>
>         cert = x509_cert_parse(cert_data, cert_data_len);
>
> -       ut_assertf(cert != NULL, "decoding failed\n");
> +       ut_assertf(!IS_ERR(cert), "decoding failed\n");

But how about creating ut_assertnoerr() or something like that?

>         ut_assertf(!strcmp(cert->subject, "Linaro: Tester"),
>                    "subject doesn't match\n");
>         ut_assertf(!strcmp(cert->issuer, "Linaro: Tester"),
> @@ -313,7 +313,7 @@ static int lib_asn1_pkcs7(struct unit_test_state *uts)
>
>         pkcs7 = pkcs7_parse_message(image_pk7, image_pk7_len);
>
> -       ut_assertf(pkcs7 != NULL, "decoding failed\n");
> +       ut_assertf(!IS_ERR(pkcs7), "decoding failed\n");
>         ut_assertf(pkcs7->data_len == 104, "signature size doesn't match\n");
>         ut_assertf(pkcs7->signed_infos != NULL, "sign-info doesn't exist\n");
>         ut_assertf(pkcs7->signed_infos->msgdigest_len == 32,
> --
> 2.39.2
>

Regards,
Simon