From: Ed Swierk <eswierk@skyportsystems.com>
To: tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org
Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Stefan Berger <stefanb@us.ibm.com>,
Ed Swierk <eswierk@skyportsystems.com>
Subject: Re: [PATCH v7 3/5] tpm: Clean up reading of timeout and duration capabilities
Date: Tue, 21 Jun 2016 17:21:27 -0700 [thread overview]
Message-ID: <CAO_EM_kFH+qO9P0b6dPOvYEGyPTq=3iGR8jVoDChtr6bB51Hzg@mail.gmail.com> (raw)
In-Reply-To: <1466474042-110773-4-git-send-email-eswierk@skyportsystems.com>
On Mon, Jun 20, 2016 at 6:54 PM, Ed Swierk <eswierk@skyportsystems.com> wrote:
> --- a/drivers/char/tpm/tpm-interface.c
> +++ b/drivers/char/tpm/tpm-interface.c
> @@ -461,9 +461,19 @@ ssize_t tpm_getcap(struct device *dev, __be32 subcap_id, cap_t *cap,
> tpm_cmd.params.getcap_in.subcap_size = cpu_to_be32(4);
> tpm_cmd.params.getcap_in.subcap = subcap_id;
> }
> +
> rc = tpm_transmit_cmd(chip, &tpm_cmd, TPM_INTERNAL_RESULT_SIZE, desc);
> +
> + if (!rc &&
> + ((subcap_id == TPM_CAP_PROP_TIS_TIMEOUT &&
> + be32_to_cpu(tpm_cmd.header.out.length) != TPM_HEADER_SIZE + 5) ||
> + (subcap_id == TPM_CAP_PROP_TIS_DURATION &&
> + be32_to_cpu(tpm_cmd.header.out.length) != TPM_HEADER_SIZE + 4)))
> + rc = -EINVAL;
> +
Woops, a totally innocuous last-minute (post-testing) cleanup broke
this code; should be TPM_HEADER_SIZE + 20 and + 16. I'll push out v8
as soon as I redo my tests.
--Ed
next prev parent reply other threads:[~2016-06-22 0:22 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-08 0:45 [PATCH v4 0/4] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-08 0:45 ` [PATCH v4 1/4] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-08 0:45 ` [PATCH v4 2/4] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-08 0:45 ` [PATCH v4 3/4] tpm: Allow TPM chip drivers to override reported " Ed Swierk
2016-06-08 19:05 ` [tpmdd-devel] " Jason Gunthorpe
2016-06-08 20:41 ` Ed Swierk
2016-06-08 0:45 ` [PATCH v4 4/4] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-08 23:00 ` [PATCH v5 0/4] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-08 23:00 ` [PATCH v5 1/4] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-08 23:00 ` [PATCH v5 2/4] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-08 23:00 ` [PATCH v5 3/4] tpm: Allow TPM chip drivers to override reported " Ed Swierk
2016-06-10 12:19 ` Jarkko Sakkinen
2016-06-10 17:34 ` Ed Swierk
2016-06-10 19:42 ` Jarkko Sakkinen
2016-06-11 1:54 ` Ed Swierk
2016-06-08 23:00 ` [PATCH v5 4/4] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-11 1:55 ` [PATCH v6 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-11 1:55 ` [PATCH v6 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-11 1:55 ` [PATCH v6 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-11 1:55 ` [PATCH v6 3/5] tpm: Factor out reading of timeout and duration capabilities Ed Swierk
2016-06-16 20:20 ` Jarkko Sakkinen
2016-06-19 12:12 ` Jarkko Sakkinen
2016-06-11 1:55 ` [PATCH v6 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-16 20:26 ` Jarkko Sakkinen
2016-06-11 1:55 ` [PATCH v6 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-21 1:53 ` [PATCH v7 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-21 1:53 ` [PATCH v7 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-21 1:53 ` [PATCH v7 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-21 1:54 ` [PATCH v7 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-06-21 20:52 ` Jarkko Sakkinen
2016-06-22 0:21 ` Ed Swierk [this message]
2016-06-22 10:46 ` Jarkko Sakkinen
2016-06-21 1:54 ` [PATCH v7 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-21 20:54 ` Jarkko Sakkinen
2016-06-21 1:54 ` [PATCH v7 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-06-21 20:55 ` Jarkko Sakkinen
2016-06-22 1:10 ` [PATCH v8 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-06-22 1:10 ` [PATCH v8 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-06-24 18:25 ` Jason Gunthorpe
2016-06-24 20:21 ` Jarkko Sakkinen
2016-06-24 20:23 ` Jarkko Sakkinen
2016-06-24 20:26 ` Jason Gunthorpe
2016-06-25 15:24 ` Jarkko Sakkinen
2016-06-25 15:47 ` Jarkko Sakkinen
2016-06-27 17:55 ` Jason Gunthorpe
2016-06-22 1:10 ` [PATCH v8 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-06-24 18:27 ` Jason Gunthorpe
2016-06-24 20:24 ` Jarkko Sakkinen
2016-06-22 1:10 ` [PATCH v8 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-06-22 1:10 ` [PATCH v8 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-06-22 1:10 ` [PATCH v8 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-07-13 16:19 ` [PATCH v9 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-07-13 16:19 ` [PATCH v9 1/5] tpm_tis: Improve reporting of IO errors Ed Swierk
2016-07-13 16:19 ` [PATCH v9 2/5] tpm: Add optional logging of TPM command durations Ed Swierk
2016-07-13 16:19 ` [PATCH v9 3/5] tpm: Clean up reading of timeout and duration capabilities Ed Swierk
2016-07-18 18:15 ` Jarkko Sakkinen
2016-07-18 18:19 ` Jarkko Sakkinen
2016-07-18 18:20 ` Jarkko Sakkinen
2016-07-13 16:19 ` [PATCH v9 4/5] tpm: Allow TPM chip drivers to override reported command durations Ed Swierk
2016-07-13 17:04 ` kbuild test robot
2016-07-18 18:40 ` Jarkko Sakkinen
2016-07-13 16:19 ` [PATCH v9 5/5] tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup Ed Swierk
2016-07-13 16:44 ` [PATCH v9 0/5] tpm: Command duration logging and chip-specific override Ed Swierk
2016-07-13 17:36 ` Jason Gunthorpe
2016-07-13 20:00 ` Ed Swierk
2016-07-13 20:58 ` Eric W. Biederman
2016-07-13 20:59 ` Jason Gunthorpe
2016-07-18 18:07 ` Jarkko Sakkinen
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