Merge "[keystore2] Update comment when fetching rkpd attestation key" into main am: 0ecec06af2 am: 7835719ca7

Original change: https://android-review.googlesource.com/c/platform/system/security/+/2845534

Change-Id: Ib956fa30be209ba3ac056b2434eb9a6108603a2a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Alice Wang 2023-11-24 16:49:59 +00:00 committed by Automerger Merge Worker
commit 69059bb959

View file

@ -130,8 +130,10 @@ fn get_rkpd_attestation_key(
security_level: &SecurityLevel,
caller_uid: u32,
) -> Result<RemotelyProvisionedKey> {
// The RPC name lookup logic should be encapsulated within this function
// to allow for fallback in case of an error.
// Depending on the Android release, RKP may not have been mandatory for the
// TEE or StrongBox KM instances. In such cases, lookup failure for the IRPC
// HAL service is WAI and should not cause a failure. The error should be caught
// by the calling function and allow for natural fallback to the factory key.
let rpc_name = get_remotely_provisioned_component_name(security_level)
.context(ks_err!("Trying to get IRPC name."))?;
let _wd = wd::watch_millis("Calling get_rkpd_attestation_key()", 500);