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authorEric Richter <erichte@linux.vnet.ibm.com>2016-06-01 13:14:07 -0500
committerMimi Zohar <zohar@linux.vnet.ibm.com>2016-06-30 01:14:22 -0400
commit544e1cea03e6674e3c12a3b8e8cc507c3dbeaf0c (patch)
tree6a700eb43f5cbe8f8fbebf3e7c409c9b364f9955 /security/integrity
parenta422638d492a35316e3fd9bb31bfc9769b249bca (diff)
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.c6
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);