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authorStefan Berger <stefanb@linux.vnet.ibm.com>2018-06-26 15:09:32 -0400
committerJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2018-07-28 17:03:11 +0300
commit5c2a640aff73914e11ac0db310b32d3b7a1b87ad (patch)
tree26ab375331cfdd09aabc85709bd3c23c7afa04d3 /security/integrity/ima/ima_queue.c
parent58bac8cc3010ccb845572a3512fc16c9aaa5e50e (diff)
downloadlinux-5c2a640aff73914e11ac0db310b32d3b7a1b87ad.tar.gz
ima: Use tpm_default_chip() and call TPM functions with a tpm_chip
Rather than accessing the TPM functions by passing a NULL pointer for the tpm_chip, which causes a lookup for a suitable chip every time, get a hold of a tpm_chip and access the TPM functions using it. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'security/integrity/ima/ima_queue.c')
-rw-r--r--security/integrity/ima/ima_queue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c
index 418f35e38015..c6303fa19a49 100644
--- a/security/integrity/ima/ima_queue.c
+++ b/security/integrity/ima/ima_queue.c
@@ -145,7 +145,7 @@ static int ima_pcr_extend(const u8 *hash, int pcr)
if (!ima_used_chip)
return result;
- result = tpm_pcr_extend(NULL, pcr, hash);
+ result = tpm_pcr_extend(ima_tpm_chip, pcr, hash);
if (result != 0)
pr_err("Error Communicating to TPM chip, result: %d\n", result);
return result;