Fix bug in VTS attestation cert verification.

Keymaster VTS is failing to verify that the last certificate in the
chain is self-signed.  CTS and GTS tests verify this, but it should be
validated at this level as well.

Bug: 79123157
Test: VtsHalKeymasterV3_0TargetTest
Change-Id: I5ff33fc8186182c2cf8d43d90cd59f89ce45d416

parent 515324a7

keymaster/3.0/vts/functional/keymaster_hidl_hal_test.cpp

+1 −1

Original line number	Diff line number	Diff line
		@@ -294,7 +294,7 @@ X509* parse_cert_blob(const hidl_vec<uint8_t>& blob) {
		}

		bool verify_chain(const hidl_vec<hidl_vec<uint8_t>>& chain) {
		for (size_t i = 0; i < chain.size() - 1; ++i) {
		for (size_t i = 0; i < chain.size(); ++i) {
		X509_Ptr key_cert(parse_cert_blob(chain[i]));
		X509_Ptr signing_cert;
		if (i < chain.size() - 1) {