linux-kernel - Re: [PATCH v9 5/6] KEYS: trusted: explicitly use tpm_chip structure from tpm_default

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Message-ID: <20190201133915.GD17861@linux.intel.com>
Date:   Fri, 1 Feb 2019 15:39:15 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Roberto Sassu <roberto.sassu@...wei.com>
Cc:     zohar@...ux.ibm.com, david.safford@...com, monty.wiseman@...com,
        matthewgarrett@...gle.com, linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org, keyrings@...r.kernel.org,
        linux-kernel@...r.kernel.org, silviu.vlasceanu@...wei.com
Subject: Re: [PATCH v9 5/6] KEYS: trusted: explicitly use tpm_chip structure
 from tpm_default_chip()

On Fri, Feb 01, 2019 at 11:06:40AM +0100, Roberto Sassu wrote:
> When crypto agility support will be added to the TPM driver, users of the
> driver have to retrieve the allocated banks from chip->allocated_banks and
> use this information to prepare the array of tpm_digest structures to be
> passed to tpm_pcr_extend().
> 
> This patch retrieves a tpm_chip pointer from tpm_default_chip() so that the
> pointer can be used to prepare the array of tpm_digest structures.
> 
> Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>

Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

/Jarkko