162 	struct x509_certificate *x509;  in pkcs7_find_key()  local
167 	for (x509 = pkcs7->certs; x509; x509 = x509->next, certix++) {  in pkcs7_find_key()
173 		if (!asymmetric_key_id_same(x509->id, sinfo->sig->auth_ids[0]))  in pkcs7_find_key()
178 		if (strcmp(x509->pub->pkey_algo, sinfo->sig->pkey_algo) != 0) {  in pkcs7_find_key()
184 		sinfo->signer = x509;  in pkcs7_find_key()
204 	struct x509_certificate *x509 = sinfo->signer, *p;  in pkcs7_verify_sig_chain()  local
215 			 x509->subject,  in pkcs7_verify_sig_chain()
216 			 x509->raw_serial_size, x509->raw_serial);  in pkcs7_verify_sig_chain()
217 		x509->seen = true;  in pkcs7_verify_sig_chain()
219 		if (x509->blacklisted) {  in pkcs7_verify_sig_chain()
224 			for (p = sinfo->signer; p != x509; p = p->signer)  in pkcs7_verify_sig_chain()
230 		if (x509->unsupported_key)  in pkcs7_verify_sig_chain()
233 		pr_debug("- issuer %s\n", x509->issuer);  in pkcs7_verify_sig_chain()
234 		sig = x509->sig;  in pkcs7_verify_sig_chain()
242 		if (x509->self_signed) {  in pkcs7_verify_sig_chain()
248 			if (x509->unsupported_sig)  in pkcs7_verify_sig_chain()
250 			x509->signer = x509;  in pkcs7_verify_sig_chain()
291 				sinfo->index, x509->index, p->index);  in pkcs7_verify_sig_chain()
301 		ret = public_key_verify_signature(p->pub, x509->sig);  in pkcs7_verify_sig_chain()
304 		x509->signer = p;  in pkcs7_verify_sig_chain()
305 		if (x509 == p) {  in pkcs7_verify_sig_chain()
309 		x509 = p;  in pkcs7_verify_sig_chain()