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authorVadim Sukhomlinov <sukhomlinov@google.com>2019-06-10 15:01:18 -0700
committerJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2019-06-24 23:57:49 +0300
commitdb4d8cb9c9f2af71c4d087817160d866ed572cc9 (patch)
tree68e51b41ab2b38d496c52fa70edc71391f44ac3a /drivers/firmware
parentefi: Attempt to get the TCG2 event log in the boot stub (diff)
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tpm: Fix TPM 1.2 Shutdown sequence to prevent future TPM operations
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>
Diffstat (limited to 'drivers/firmware')
0 files changed, 0 insertions, 0 deletions