From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: linux-stable@vger.kernel.org,
Vadim Sukhomlinov <sukhomlinov@google.com>,
stable@vger.kernel.org, Douglas Anderson <dianders@chromium.org>,
Peter Huewe <peterhuewe@gmx.de>, Jason Gunthorpe <jgg@ziepe.ca>,
Arnd Bergmann <arnd@arndb.de>,
"open list:TPM DEVICE DRIVER" <linux-integrity@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4 3/3] tpm: Fix TPM 1.2 Shutdown sequence to prevent future TPM operations
Date: Thu, 10 Oct 2019 10:28:07 +0200 [thread overview]
Message-ID: <20191010082807.GC326087@kroah.com> (raw)
In-Reply-To: <20191009212831.29081-4-jarkko.sakkinen@linux.intel.com>
On Thu, Oct 10, 2019 at 12:28:31AM +0300, Jarkko Sakkinen wrote:
> From: Vadim Sukhomlinov <sukhomlinov@google.com>
>
> commit db4d8cb9c9f2af71c4d087817160d866ed572cc9 upstream
>
> TPM 2.0 Shutdown involve sending TPM2_Shutdown to TPM chip and disabling
> future TPM operations. TPM 1.2 behavior was different, future TPM
> operations weren't disabled, causing rare issues. This patch ensures
> that future TPM operations are disabled.
>
> Fixes: d1bd4a792d39 ("tpm: Issue a TPM2_Shutdown for TPM2 devices.")
> Cc: stable@vger.kernel.org
> Signed-off-by: Vadim Sukhomlinov <sukhomlinov@google.com>
> [dianders: resolved merge conflicts with mainline]
> Signed-off-by: Douglas Anderson <dianders@chromium.org>
> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> ---
> drivers/char/tpm/tpm-chip.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
This is already in the 4.14.148 4.19.78 5.1.18 5.2.1 5.3 releases.
thansk,
greg k-h
next prev parent reply other threads:[~2019-10-10 8:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-09 21:28 [PATCH v4 0/3] tpm: Fix TPM 1.2 Shutdown sequence to prevent future TPM operations Jarkko Sakkinen
2019-10-09 21:28 ` [PATCH v4 1/3] tpm: migrate pubek_show to struct tpm_buf Jarkko Sakkinen
2019-10-10 8:27 ` Greg Kroah-Hartman
2019-10-09 21:28 ` [PATCH v4 2/3] tpm: use tpm_try_get_ops() in tpm-sysfs.c Jarkko Sakkinen
2019-10-10 8:27 ` Greg Kroah-Hartman
2019-10-09 21:28 ` [PATCH v4 3/3] tpm: Fix TPM 1.2 Shutdown sequence to prevent future TPM operations Jarkko Sakkinen
2019-10-10 8:28 ` Greg Kroah-Hartman [this message]
2019-10-14 10:38 ` Jarkko Sakkinen
2019-10-10 8:28 ` [PATCH v4 0/3] " Greg KH
2019-10-14 10:39 ` Jarkko Sakkinen
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