diff options
Diffstat (limited to 'src/security/tpm/tss/tcg-1.2')
| -rw-r--r-- | src/security/tpm/tss/tcg-1.2/tss.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/security/tpm/tss/tcg-1.2/tss.c b/src/security/tpm/tss/tcg-1.2/tss.c index f0d28dfe3f..913f79b106 100644 --- a/src/security/tpm/tss/tcg-1.2/tss.c +++ b/src/security/tpm/tss/tcg-1.2/tss.c @@ -153,13 +153,20 @@ static tpm_result_t send(const uint8_t *command) tpm_result_t tlcl_lib_init(void) { + enum tpm_family family; + if (tis_sendrecv != NULL) return TPM_SUCCESS; - tis_sendrecv = tis_probe(); + tis_sendrecv = tis_probe(&family); if (tis_sendrecv == NULL) return TPM_CB_NO_DEVICE; + if (family != TPM_1) { + tis_sendrecv = NULL; + return TPM_CB_INTERNAL_INCONSISTENCY; + } + return TPM_SUCCESS; } |