93 	struct sr6_tlv_hmac *tlv;  in seg6_get_tlv_hmac()  local
101 	tlv = (struct sr6_tlv_hmac *)  in seg6_get_tlv_hmac()
104 	if (tlv->tlvhdr.type != SR6_TLV_HMAC || tlv->tlvhdr.len != 38)  in seg6_get_tlv_hmac()
107 	return tlv;  in seg6_get_tlv_hmac()
248 	struct sr6_tlv_hmac *tlv;  in seg6_hmac_validate_skb()  local
256 	tlv = seg6_get_tlv_hmac(srh);  in seg6_hmac_validate_skb()
259 	if (idev->cnf.seg6_require_hmac > 0 && !tlv)  in seg6_hmac_validate_skb()
267 	if (idev->cnf.seg6_require_hmac == 0 && !tlv)  in seg6_hmac_validate_skb()
272 	hinfo = seg6_hmac_info_lookup(net, be32_to_cpu(tlv->hmackeyid));  in seg6_hmac_validate_skb()
279 	if (memcmp(hmac_output, tlv->hmac, SEG6_HMAC_FIELD_LEN) != 0)  in seg6_hmac_validate_skb()
336 	struct sr6_tlv_hmac *tlv;  in seg6_push_hmac()  local
339 	tlv = seg6_get_tlv_hmac(srh);  in seg6_push_hmac()
340 	if (!tlv)  in seg6_push_hmac()
345 	hinfo = seg6_hmac_info_lookup(net, be32_to_cpu(tlv->hmackeyid));  in seg6_push_hmac()
349 	memset(tlv->hmac, 0, SEG6_HMAC_FIELD_LEN);  in seg6_push_hmac()
350 	err = seg6_hmac_compute(hinfo, srh, saddr, tlv->hmac);  in seg6_push_hmac()