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efi_loader: fix boot_service_capability_min calculation

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TCG EFI Protocol Specification requires to the input
ProtocolCapability.Size < size of the EFI_TCG2_BOOT_SERVICE_CAPABILITY
up to and including the vendor ID field.
Current implementation does different calculation, let's fix it.

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Masahisa Kojima 2021-09-03 10:55:51 +09:00 • committed by Heinrich Schuchardt
parent 580d7242b1
commit db3ed2cf9c
1 changed files with 1 additions and 1 deletions
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2
include/efi_tcg2.h
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@ -127,8 +127,8 @@ struct efi_tcg2_boot_service_capability {
efi_tcg_event_algorithm_bitmap active_pcr_banks;
};
/* up to and including the vendor ID (manufacturer_id) field */
#define boot_service_capability_min \
sizeof(struct efi_tcg2_boot_service_capability) - \
offsetof(struct efi_tcg2_boot_service_capability, number_of_pcr_banks)
#define TCG_EFI_SPEC_ID_EVENT_SIGNATURE_03 "Spec ID Event03"