linux-kernel - Re: [PATCH v7 1/5] tpm: Return on tpm2_create_null

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Message-Id: <D53ZWVR69ZG1.3CT6HRHCJI68W@kernel.org>
Date: Thu, 24 Oct 2024 14:22:17 +0300
From: "Jarkko Sakkinen" <jarkko@...nel.org>
To: "Stefan Berger" <stefanb@...ux.ibm.com>,
 <linux-integrity@...r.kernel.org>, "Peter Huewe" <peterhuewe@....de>,
 "Jason Gunthorpe" <jgg@...pe.ca>, "James Bottomley"
 <James.Bottomley@...senPartnership.com>
Cc: "David Howells" <dhowells@...hat.com>, "Mimi Zohar"
 <zohar@...ux.ibm.com>, "Roberto Sassu" <roberto.sassu@...wei.com>,
 <linux-kernel@...r.kernel.org>, <stable@...r.kernel.org>
Subject: Re: [PATCH v7 1/5] tpm: Return on tpm2_create_null_primary()
 failure

On Wed Oct 23, 2024 at 8:46 PM EEST, Stefan Berger wrote:
>
>
> On 10/21/24 1:39 AM, Jarkko Sakkinen wrote:
> > tpm2_sessions_init() does not ignore the result of
> > tpm2_create_null_primary(). Address this by returning -ENODEV to the
> > caller. Given that upper layers cannot help healing the situation
>
> It looks like returning -ENODEV applied to a previous version of the patch.
>
> > further, deal with the TPM error here by
>
> This sounds like an incomplete sentence...

It looks like totally corrupted, thanks for the remark.

"tpm2_sessions_init() ignores the return value of tpm2_create_null_primary().
Fail early and return back to the caller if it fails. Fine-tune the error
message while at it."
	
Is this sufficient?

BR, Jarkko