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From: Mimi Zohar <zohar@linux.ibm.com>
To: Eric Snowberg <eric.snowberg@oracle.com>,
	keyrings@vger.kernel.org, linux-integrity@vger.kernel.org,
	dhowells@redhat.com, dwmw2@infradead.org,
	herbert@gondor.apana.org.au, davem@davemloft.net,
	jarkko@kernel.org, jmorris@namei.org, serge@hallyn.com
Cc: keescook@chromium.org, gregkh@linuxfoundation.org,
	torvalds@linux-foundation.org, scott.branden@broadcom.com,
	weiyongjun1@huawei.com, nayna@linux.ibm.com, ebiggers@google.com,
	ardb@kernel.org, nramas@linux.microsoft.com, lszubowi@redhat.com,
	linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org,
	linux-security-module@vger.kernel.org,
	James.Bottomley@HansenPartnership.com, pjones@redhat.com,
	konrad.wilk@oracle.com
Subject: Re: [PATCH v5 08/12] KEYS: integrity: change link restriction to trust the machine keyring
Date: Thu, 09 Sep 2021 13:27:04 -0400	[thread overview]
Message-ID: <869f89657dddfd22c512ae5a1280ede93c0112cc.camel@linux.ibm.com> (raw)
In-Reply-To: <20210907160110.2699645-9-eric.snowberg@oracle.com>

Hi Eric,

On Tue, 2021-09-07 at 12:01 -0400, Eric Snowberg wrote:

> diff --git a/certs/system_keyring.c b/certs/system_keyring.c
> index 955bd57815f4..747f0c528fec 100644
> --- a/certs/system_keyring.c
> +++ b/certs/system_keyring.c
> @@ -89,7 +89,10 @@ static __init struct key_restriction *get_builtin_and_secondary_restriction(void
>  	if (!restriction)
>  		panic("Can't allocate secondary trusted keyring restriction\n");
>  
> -	restriction->check = restrict_link_by_builtin_and_secondary_trusted;
> +	if (IS_ENABLED(CONFIG_INTEGRITY_MACHINE_KEYRING))
> +		restriction->check = restrict_link_by_builtin_secondary_and_ca_trusted;

Returning the new restriction in a function named
get_builtin_and_secondary_restriction() is kind of weird.  Renaming the
function to get_secondary_restriction() would be clearer.

thanks,

Mimi


  reply	other threads:[~2021-09-09 17:27 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-07 16:00 [PATCH v5 00/12] Enroll kernel keys thru MOK Eric Snowberg
2021-09-07 16:00 ` [PATCH v5 01/12] integrity: Introduce a Linux keyring called machine Eric Snowberg
2021-09-09 13:55   ` Jarkko Sakkinen
2021-09-09 15:19   ` Mimi Zohar
2021-09-09 17:32     ` Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 02/12] integrity: Do not allow machine keyring updates following init Eric Snowberg
2021-09-09 13:43   ` Jarkko Sakkinen
2021-09-07 16:01 ` [PATCH v5 03/12] KEYS: CA link restriction Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 04/12] integrity: restrict INTEGRITY_KEYRING_MACHINE to restrict_link_by_ca Eric Snowberg
2021-09-09 13:49   ` Jarkko Sakkinen
2021-09-09 17:25   ` Mimi Zohar
2021-09-09 17:53     ` Eric Snowberg
2021-09-09 18:19       ` Mimi Zohar
2021-09-07 16:01 ` [PATCH v5 05/12] integrity: add new keyring handler for mok keys Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 06/12] KEYS: add a reference to machine keyring Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 07/12] KEYS: Introduce link restriction to include builtin, secondary and machine keys Eric Snowberg
2021-09-09 17:26   ` Mimi Zohar
2021-09-09 18:03     ` Eric Snowberg
2021-09-09 18:19       ` Mimi Zohar
2021-09-07 16:01 ` [PATCH v5 08/12] KEYS: integrity: change link restriction to trust the machine keyring Eric Snowberg
2021-09-09 17:27   ` Mimi Zohar [this message]
2021-09-07 16:01 ` [PATCH v5 09/12] KEYS: link secondary_trusted_keys to machine trusted keys Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 10/12] integrity: store reference to machine keyring Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 11/12] integrity: Trust MOK keys if MokListTrustedRT found Eric Snowberg
2021-09-07 16:01 ` [PATCH v5 12/12] integrity: Only use machine keyring when uefi_check_trust_mok_keys is true Eric Snowberg
2021-09-09 13:58   ` Jarkko Sakkinen
2021-09-08 16:03 ` [PATCH v5 00/12] Enroll kernel keys thru MOK Jarkko Sakkinen
2021-09-08 16:49   ` Jarkko Sakkinen
2021-09-08 22:25     ` Eric Snowberg
2021-09-09 13:02       ` Mimi Zohar
2021-09-08 17:09   ` Eric Snowberg

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