From: "Jarkko Sakkinen" <jarkko@kernel.org>
To: "Alexander Steffen" <Alexander.Steffen@infineon.com>,
<linux-integrity@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 3/4] tpm_tis: Use responseRetry to recover from data transfer errors
Date: Wed, 07 Jun 2023 00:18:27 +0300 [thread overview]
Message-ID: <CT5VPOKQSXIJ.3560NHSPF6A4E@suppilovahvero> (raw)
In-Reply-To: <20230605175959.2131-4-Alexander.Steffen@infineon.com>
On Mon Jun 5, 2023 at 8:59 PM EEST, Alexander Steffen wrote:
> +static int tpm_tis_recv_with_retries(struct tpm_chip *chip, u8 *buf, size_t count)
> +{
> + struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
> + unsigned int try;
> + int rc = 0;
> +
> + if (count < TPM_HEADER_SIZE) {
> + rc = -EIO;
> + goto out;
> + }
if (count < TPM_HEADER_SIZE)
return -EIO;
BR, Jarkko
next prev parent reply other threads:[~2023-06-06 21:18 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-05 17:59 [PATCH 0/4] Recovery from data transfer errors for tpm_tis Alexander Steffen
2023-06-05 17:59 ` [PATCH v2 1/4] tpm_tis: Explicitly check for error code Alexander Steffen
2023-06-06 21:09 ` Jarkko Sakkinen
2023-06-05 17:59 ` [PATCH v2 2/4] tpm_tis: Move CRC check to generic send routine Alexander Steffen
2023-06-06 21:10 ` Jarkko Sakkinen
2023-06-05 17:59 ` [PATCH v2 3/4] tpm_tis: Use responseRetry to recover from data transfer errors Alexander Steffen
2023-06-06 21:17 ` Jarkko Sakkinen
2023-06-07 17:14 ` Alexander Steffen
2023-06-08 14:00 ` Jarkko Sakkinen
2023-06-13 17:37 ` Alexander Steffen
2023-06-06 21:18 ` Jarkko Sakkinen [this message]
2023-06-05 17:59 ` [PATCH v2 4/4] tpm_tis: Resend command " Alexander Steffen
2023-06-06 21:19 ` Jarkko Sakkinen
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