304 	struct sock_exterr_skb *serr;  in ipv6_icmp_error()  local
315 	serr = SKB_EXT_ERR(skb);  in ipv6_icmp_error()
316 	serr->ee.ee_errno = err;  in ipv6_icmp_error()
317 	serr->ee.ee_origin = SO_EE_ORIGIN_ICMP6;  in ipv6_icmp_error()
318 	serr->ee.ee_type = icmph->icmp6_type;  in ipv6_icmp_error()
319 	serr->ee.ee_code = icmph->icmp6_code;  in ipv6_icmp_error()
320 	serr->ee.ee_pad = 0;  in ipv6_icmp_error()
321 	serr->ee.ee_info = info;  in ipv6_icmp_error()
322 	serr->ee.ee_data = 0;  in ipv6_icmp_error()
323 	serr->addr_offset = (u8 *)&(((struct ipv6hdr *)(icmph + 1))->daddr) -  in ipv6_icmp_error()
325 	serr->port = port;  in ipv6_icmp_error()
330 		ipv6_icmp_error_rfc4884(skb, &serr->ee.ee_rfc4884);  in ipv6_icmp_error()
341 	struct sock_exterr_skb *serr;  in ipv6_local_error()  local
360 	serr = SKB_EXT_ERR(skb);  in ipv6_local_error()
361 	serr->ee.ee_errno = err;  in ipv6_local_error()
362 	serr->ee.ee_origin = SO_EE_ORIGIN_LOCAL;  in ipv6_local_error()
363 	serr->ee.ee_type = 0;  in ipv6_local_error()
364 	serr->ee.ee_code = 0;  in ipv6_local_error()
365 	serr->ee.ee_pad = 0;  in ipv6_local_error()
366 	serr->ee.ee_info = info;  in ipv6_local_error()
367 	serr->ee.ee_data = 0;  in ipv6_local_error()
368 	serr->addr_offset = (u8 *)&iph->daddr - skb_network_header(skb);  in ipv6_local_error()
369 	serr->port = fl6->fl6_dport;  in ipv6_local_error()
416 static inline bool ipv6_datagram_support_addr(struct sock_exterr_skb *serr)  in ipv6_datagram_support_addr()  argument
418 	return serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6 ||  in ipv6_datagram_support_addr()
419 	       serr->ee.ee_origin == SO_EE_ORIGIN_ICMP ||  in ipv6_datagram_support_addr()
420 	       serr->ee.ee_origin == SO_EE_ORIGIN_LOCAL || serr->port;  in ipv6_datagram_support_addr()
430 				      struct sock_exterr_skb *serr)  in ip6_datagram_support_cmsg()  argument
432 	if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP ||  in ip6_datagram_support_cmsg()
433 	    serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6)  in ip6_datagram_support_cmsg()
436 	if (serr->ee.ee_origin == SO_EE_ORIGIN_LOCAL)  in ip6_datagram_support_cmsg()
451 	struct sock_exterr_skb *serr;  in ipv6_recv_error()  local
478 	serr = SKB_EXT_ERR(skb);  in ipv6_recv_error()
480 	if (sin && ipv6_datagram_support_addr(serr)) {  in ipv6_recv_error()
484 		sin->sin6_port = serr->port;  in ipv6_recv_error()
486 			const struct ipv6hdr *ip6h = container_of((struct in6_addr *)(nh + serr->addr_offset),  in ipv6_recv_error()
495 			ipv6_addr_set_v4mapped(*(__be32 *)(nh + serr->addr_offset),  in ipv6_recv_error()
502 	memcpy(&errhdr.ee, &serr->ee, sizeof(struct sock_extended_err));  in ipv6_recv_error()
506 	if (ip6_datagram_support_cmsg(skb, serr)) {  in ipv6_recv_error()