| /linux/net/ipv4/ |
| H A D | tunnel4.c | 106 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0); in tunnel4_rcv()
152 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0); in tunnel64_rcv()
172 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0); in tunnelmpls4_rcv()
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| H A D | ip_forward.c | 137 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in ip_forward()
170 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_SR_FAILED, 0); in ip_forward()
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| H A D | ipcomp.c | 31 case ICMP_DEST_UNREACH: in ipcomp4_err()
47 if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) in ipcomp4_err()
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| H A D | ip_vti.c | 246 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in vti_xmit()
357 case ICMP_DEST_UNREACH: in vti4_err()
372 if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) in vti4_err()
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| H A D | ipip.c | 149 case ICMP_DEST_UNREACH: in ipip_err()
175 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) { in ipip_err()
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| H A D | icmp.c | 281 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) in icmpv4_mask_allow()
710 case ICMP_DEST_UNREACH: in __icmp_send()
1057 * Handle ICMP_DEST_UNREACH, ICMP_TIME_EXCEEDED, ICMP_QUENCH, and in icmp_build_probe()
1089 case ICMP_DEST_UNREACH: in icmp_build_probe()
1586 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)
1609 [ICMP_DEST_UNREACH] = {
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| H A D | ah4.c | 447 case ICMP_DEST_UNREACH: in ah4_err()
462 if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) in ah4_err()
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| H A D | ip_gre.c | 166 case ICMP_DEST_UNREACH: in ipgre_err()
244 if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) { in gre_err()
469 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0); in gre_rcv()
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| /linux/tools/testing/selftests/net/tcp_ao/ |
| H A D | icmps-accept.c | 375 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_PROT_UNREACH, in icmp_interfere()
377 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, in icmp_interfere()
379 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in icmp_interfere()
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| H A D | icmps-discard.c | 375 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_PROT_UNREACH, in icmp_interfere()
377 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, in icmp_interfere()
379 icmp_interfere4(ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in icmp_interfere()
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| /linux/include/uapi/linux/ |
| H A D | icmp.h | 27 #define ICMP_DEST_UNREACH 3 /* Destination Unreachable */ macro
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| /linux/net/netfilter/ |
| H A D | nf_log_syslog.c | 381 [ICMP_DEST_UNREACH] = 8 + sizeof(struct iphdr), in dump_ipv4_packet()
439 case ICMP_DEST_UNREACH: in dump_ipv4_packet()
451 if (ich->type == ICMP_DEST_UNREACH && in dump_ipv4_packet()
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| /linux/net/xfrm/ |
| H A D | xfrm_interface_core.c | 495 icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, in xfrmi_xmit2()
615 case ICMP_DEST_UNREACH: in xfrmi4_err()
636 if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) in xfrmi4_err()
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| H A D | xfrm_output.c | 853 icmp_send(skb, ICMP_DEST_UNREACH, in xfrm4_tunnel_check_size()
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| /linux/net/rxrpc/ |
| H A D | peer_event.c | 164 serr->ee.ee_type == ICMP_DEST_UNREACH && in rxrpc_input_error()
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| /linux/net/sctp/ |
| H A D | input.c | 559 case ICMP_DEST_UNREACH: in sctp_v4_err_handle()
660 if (hdr->type == ICMP_DEST_UNREACH && hdr->code == ICMP_FRAG_NEEDED) in sctp_udp_v4_err()
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| /linux/net/ipv6/ |
| H A D | ip6_tunnel.c | 584 rel_type = ICMP_DEST_UNREACH; in ip4ip6_err()
590 rel_type = ICMP_DEST_UNREACH; in ip4ip6_err()
640 if (rel_type == ICMP_DEST_UNREACH && rel_code == ICMP_FRAG_NEEDED) { in ip4ip6_err()
1407 icmp_ndo_send(skb, ICMP_DEST_UNREACH, in ipxip6_tnl_xmit()
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| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | test_l4lb_noinline.c | 264 if (icmp_hdr->type != ICMP_DEST_UNREACH || in parse_icmp()
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| H A D | test_l4lb.c | 265 if (icmp_hdr->type != ICMP_DEST_UNREACH || in parse_icmp()
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| H A D | test_l4lb_noinline_dynptr.c | 270 if (icmp_hdr->type != ICMP_DEST_UNREACH || in parse_icmp()
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| H A D | test_cls_redirect.c | 734 if (icmp.type != ICMP_DEST_UNREACH || icmp.code != ICMP_FRAG_NEEDED) { in process_icmpv4()
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| H A D | test_cls_redirect_dynptr.c | 627 if (icmp.type != ICMP_DEST_UNREACH || icmp.code != ICMP_FRAG_NEEDED) { in process_icmpv4()
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| /linux/net/atm/ |
| H A D | clip.c | 288 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_HOST_UNREACH, 0); in clip_neigh_error()
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| /linux/Documentation/networking/ |
| H A D | ipvs-sysctl.rst | 200 It controls sending icmp error messages (ICMP_DEST_UNREACH)
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| /linux/net/dccp/ |
| H A D | ipv4.c | |