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Date:   Fri, 8 Feb 2019 16:08:34 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To:     Stefan Berger <stefanb@linux.ibm.com>
Cc:     Alexander Steffen <Alexander.Steffen@infineon.com>,
        linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-security-module@vger.kernel.org,
        Peter Huewe <PeterHuewe@gmx.de>,
        Jason Gunthorpe <jgg@ziepe.ca>,
        Tomas Winkler <tomas.winkler@intel.com>,
        Tadeusz Struk <tadeusz.struk@intel.com>,
        Stefan Berger <stefanb@linux.vnet.ibm.com>,
        Nayna Jain <nayna@linux.ibm.com>
Subject: Re: [PATCH v11 00/16] Remove nested TPM operations
Message-ID: <20190208140834.GA25255@linux.intel.com>
References: <0af40351-91d5-d0a7-2965-0a9c6505af79@linux.ibm.com>
 <20190208003314.GB7202@linux.intel.com>
 <1fbd29ad-1005-8450-4c39-00974468183b@linux.ibm.com>
 <20190208111442.GA11755@linux.intel.com>
 <06473b24-7c59-9405-bbe0-8d30b3450391@linux.ibm.com>
 <20190208130227.GA16679@linux.intel.com>
 <da69e24d-ad5c-1e7b-9f02-a435872ad635@linux.ibm.com>
 <20190208131754.GA18133@linux.intel.com>
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On Fri, Feb 08, 2019 at 09:02:22AM -0500, Stefan Berger wrote:
> On 2/8/19 8:33 AM, Jarkko Sakkinen wrote:
> > 
> > if (len != be32_to_cpu(header->length)) {
> > 	rc = -EFAULT;
> > 	goto out;
> > }
> > 
> > rc = tpm2_commit_space(chip, space, ordinal, buf, &len);
> > if (rc)
> > 	dev_err(&chip->dev, "tpm2_commit_space: error %d\n", rc);
> > 
> > That unconditional call to commit space masked the bugs in the device
> > drivers. I'll provide fixes shortly.
> 
> You got it! :-)

Yes, and it should not be fixes in tpm-interface.c. Sent a patch set
for review.

Thanks for spotting this out!

/Jarkko