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| author | Eric Richter <erichte@linux.vnet.ibm.com> | 2016-06-01 20:14:07 +0200 |
|---|---|---|
| committer | Mimi Zohar <zohar@linux.vnet.ibm.com> | 2016-06-30 07:14:22 +0200 |
| commit | 544e1cea03e6674e3c12a3b8e8cc507c3dbeaf0c (patch) | |
| tree | 6a700eb43f5cbe8f8fbebf3e7c409c9b364f9955 /security/integrity | |
| parent | ima: change integrity cache to store measured pcr (diff) | |
| download | linux-544e1cea03e6674e3c12a3b8e8cc507c3dbeaf0c.tar.xz linux-544e1cea03e6674e3c12a3b8e8cc507c3dbeaf0c.zip | |
ima: extend the measurement entry specific pcr
Extend the PCR supplied as a parameter, instead of assuming that the
measurement entry uses the default configured PCR.
Signed-off-by: Eric Richter <erichte@linux.vnet.ibm.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Diffstat (limited to 'security/integrity')
| -rw-r--r-- | security/integrity/ima/ima_queue.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c index 04a9ac13e85e..32f6ac0f96df 100644 --- a/security/integrity/ima/ima_queue.c +++ b/security/integrity/ima/ima_queue.c @@ -90,14 +90,14 @@ static int ima_add_digest_entry(struct ima_template_entry *entry) return 0; } -static int ima_pcr_extend(const u8 *hash) +static int ima_pcr_extend(const u8 *hash, int pcr) { int result = 0; if (!ima_used_chip) return result; - result = tpm_pcr_extend(TPM_ANY_NUM, CONFIG_IMA_MEASURE_PCR_IDX, hash); + result = tpm_pcr_extend(TPM_ANY_NUM, pcr, hash); if (result != 0) pr_err("Error Communicating to TPM chip, result: %d\n", result); return result; @@ -136,7 +136,7 @@ int ima_add_template_entry(struct ima_template_entry *entry, int violation, if (violation) /* invalidate pcr */ memset(digest, 0xff, sizeof(digest)); - tpmresult = ima_pcr_extend(digest); + tpmresult = ima_pcr_extend(digest, entry->pcr); if (tpmresult != 0) { snprintf(tpm_audit_cause, AUDIT_CAUSE_LEN_MAX, "TPM_error(%d)", tpmresult); |