tcgbios: Disable platform hierarchy in case of failure
In the rare case of a TPM 2 failure, disable the platform hierarchy after disabling the endorsement and owner hierarchies. Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
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@ -983,6 +983,7 @@ tpm_set_failure(void)
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case TPM_VERSION_2:
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tpm20_hierarchycontrol(TPM2_RH_ENDORSEMENT, TPM2_NO);
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tpm20_hierarchycontrol(TPM2_RH_OWNER, TPM2_NO);
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tpm20_hierarchycontrol(TPM2_RH_PLATFORM, TPM2_NO);
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break;
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}
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