diff options
Diffstat (limited to 'drivers/firmware/efi/tpm.c')
| -rw-r--r-- | drivers/firmware/efi/tpm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/firmware/efi/tpm.c b/drivers/firmware/efi/tpm.c index 55b031d2c989..c1955d320fec 100644 --- a/drivers/firmware/efi/tpm.c +++ b/drivers/firmware/efi/tpm.c @@ -62,8 +62,11 @@ int __init efi_tpm_eventlog_init(void) tbl_size = sizeof(*log_tbl) + log_tbl->size; memblock_reserve(efi.tpm_log, tbl_size); - if (efi.tpm_final_log == EFI_INVALID_TABLE_ADDR) + if (efi.tpm_final_log == EFI_INVALID_TABLE_ADDR || + log_tbl->version != EFI_TCG2_EVENT_LOG_FORMAT_TCG_2) { + pr_warn(FW_BUG "TPM Final Events table missing or invalid\n"); goto out; + } final_tbl = early_memremap(efi.tpm_final_log, sizeof(*final_tbl)); |