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| 1 | +// SPDX-License-Identifier: GPL-2.0-or-later |
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1 | 2 | /* |
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2 | 3 | * IP Payload Compression Protocol (IPComp) - RFC3173. |
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3 | 4 | * |
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4 | 5 | * Copyright (c) 2003 James Morris <jmorris@intercode.com.au> |
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5 | | - * |
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6 | | - * This program is free software; you can redistribute it and/or modify it |
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7 | | - * under the terms of the GNU General Public License as published by the Free |
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8 | | - * Software Foundation; either version 2 of the License, or (at your option) |
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9 | | - * any later version. |
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10 | 6 | * |
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11 | 7 | * Todo: |
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12 | 8 | * - Tunable compression parameters. |
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.. | .. |
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48 | 44 | return 0; |
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49 | 45 | |
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50 | 46 | if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) |
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51 | | - ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_COMP, 0); |
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| 47 | + ipv4_update_pmtu(skb, net, info, 0, IPPROTO_COMP); |
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52 | 48 | else |
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53 | | - ipv4_redirect(skb, net, 0, 0, IPPROTO_COMP, 0); |
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| 49 | + ipv4_redirect(skb, net, 0, IPPROTO_COMP); |
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54 | 50 | xfrm_state_put(x); |
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55 | 51 | |
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56 | 52 | return 0; |
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.. | .. |
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76 | 72 | t->props.flags = x->props.flags; |
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77 | 73 | t->props.extra_flags = x->props.extra_flags; |
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78 | 74 | memcpy(&t->mark, &x->mark, sizeof(t->mark)); |
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| 75 | + t->if_id = x->if_id; |
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79 | 76 | |
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80 | 77 | if (xfrm_init_state(t)) |
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81 | 78 | goto error; |
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.. | .. |
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190 | 187 | { |
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191 | 188 | if (xfrm4_protocol_deregister(&ipcomp4_protocol, IPPROTO_COMP) < 0) |
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192 | 189 | pr_info("%s: can't remove protocol\n", __func__); |
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193 | | - if (xfrm_unregister_type(&ipcomp_type, AF_INET) < 0) |
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194 | | - pr_info("%s: can't remove xfrm type\n", __func__); |
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| 190 | + xfrm_unregister_type(&ipcomp_type, AF_INET); |
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195 | 191 | } |
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196 | 192 | |
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197 | 193 | module_init(ipcomp4_init); |
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