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SubjectRe: [PATCH v2 7/7] ima: Support platform keyring for kernel appraisal
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On Wed, 2018-12-12 at 16:14 -0200, Thiago Jung Bauermann wrote:
[snip]

> Subject: [PATCH] ima: Only use the platform keyring if it's enabled
>
> Signed-off-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>

Good catch!  Thanks.

Mimi

> ---
> security/integrity/ima/ima_appraise.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
> index e8f520450895..f6ac405daabb 100644
> --- a/security/integrity/ima/ima_appraise.c
> +++ b/security/integrity/ima/ima_appraise.c
> @@ -297,7 +297,8 @@ int ima_appraise_measurement(enum ima_hooks func,
> status = INTEGRITY_UNKNOWN;
> break;
> }
> - if (rc && func == KEXEC_KERNEL_CHECK)
> + if (IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING) && rc &&
> + func == KEXEC_KERNEL_CHECK)
> rc = integrity_digsig_verify(INTEGRITY_KEYRING_PLATFORM,
> (const char *)xattr_value,
> xattr_len,

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