tpm: fix byte-order for the value read by tpm2_get_tpm_pt
The result must be converted from BE byte order, which is used by the
TPM2 protocol. This has not popped out because tpm2_get_tpm_pt() has
been only used for probing.
Fixes: 7a1d7e6dd7
("tpm: TPM 2.0 baseline support")
Change-Id: I7d71cd379b1a3b7659d20a1b6008216762596590
Signed-off-by: Andrey Pronin <apronin@chromium.org>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
This commit is contained in:
parent
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@ -703,7 +703,7 @@ ssize_t tpm2_get_tpm_pt(struct tpm_chip *chip, u32 property_id, u32 *value,
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rc = tpm_transmit_cmd(chip, &cmd, sizeof(cmd), desc);
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if (!rc)
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*value = cmd.params.get_tpm_pt_out.value;
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*value = be32_to_cpu(cmd.params.get_tpm_pt_out.value);
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return rc;
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}
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