Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * Development of this code funded by Astaro AG (http://www.astaro.com/) |
| 9 | */ |
| 10 | |
Joe Perches | a81b2ce | 2015-03-23 11:50:10 -0700 | [diff] [blame] | 11 | #include <linux/kernel.h> |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 12 | #include <linux/module.h> |
| 13 | #include <linux/init.h> |
| 14 | #include <linux/list.h> |
| 15 | #include <linux/rculist.h> |
| 16 | #include <linux/skbuff.h> |
| 17 | #include <linux/netlink.h> |
| 18 | #include <linux/netfilter.h> |
Florian Westphal | e639f7a | 2015-11-28 21:53:05 +0100 | [diff] [blame] | 19 | #include <linux/static_key.h> |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 20 | #include <linux/netfilter/nfnetlink.h> |
| 21 | #include <linux/netfilter/nf_tables.h> |
| 22 | #include <net/netfilter/nf_tables_core.h> |
| 23 | #include <net/netfilter/nf_tables.h> |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 24 | #include <net/netfilter/nf_log.h> |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 25 | |
Florian Westphal | 9fb0b51 | 2015-12-09 16:31:21 +0100 | [diff] [blame] | 26 | static const char *const comments[__NFT_TRACETYPE_MAX] = { |
| 27 | [NFT_TRACETYPE_POLICY] = "policy", |
| 28 | [NFT_TRACETYPE_RETURN] = "return", |
| 29 | [NFT_TRACETYPE_RULE] = "rule", |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 30 | }; |
| 31 | |
| 32 | static struct nf_loginfo trace_loginfo = { |
| 33 | .type = NF_LOG_TYPE_LOG, |
| 34 | .u = { |
| 35 | .log = { |
Joe Perches | a81b2ce | 2015-03-23 11:50:10 -0700 | [diff] [blame] | 36 | .level = LOGLEVEL_WARNING, |
Liping Zhang | ff107d2 | 2016-09-25 16:35:56 +0800 | [diff] [blame] | 37 | .logflags = NF_LOG_DEFAULT_MASK, |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 38 | }, |
| 39 | }, |
| 40 | }; |
| 41 | |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 42 | static noinline void __nft_trace_packet(struct nft_traceinfo *info, |
| 43 | const struct nft_chain *chain, |
Florian Westphal | 9fb0b51 | 2015-12-09 16:31:21 +0100 | [diff] [blame] | 44 | int rulenum, enum nft_trace_types type) |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 45 | { |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 46 | const struct nft_pktinfo *pkt = info->pkt; |
| 47 | |
Florian Westphal | e639f7a | 2015-11-28 21:53:05 +0100 | [diff] [blame] | 48 | if (!info->trace || !pkt->skb->nf_trace) |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 49 | return; |
| 50 | |
| 51 | info->chain = chain; |
| 52 | info->type = type; |
| 53 | |
| 54 | nft_trace_notify(info); |
| 55 | |
Eric W. Biederman | 88182a0 | 2015-09-18 14:33:01 -0500 | [diff] [blame] | 56 | nf_log_trace(pkt->net, pkt->pf, pkt->hook, pkt->skb, pkt->in, |
Pablo Neira Ayuso | fce1528 | 2015-03-24 10:55:38 +0100 | [diff] [blame] | 57 | pkt->out, &trace_loginfo, "TRACE: %s:%s:%s:%u ", |
| 58 | chain->table->name, chain->name, comments[type], |
| 59 | rulenum); |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 60 | } |
| 61 | |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 62 | static inline void nft_trace_packet(struct nft_traceinfo *info, |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 63 | const struct nft_chain *chain, |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 64 | const struct nft_rule *rule, |
| 65 | int rulenum, |
| 66 | enum nft_trace_types type) |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 67 | { |
Florian Westphal | e639f7a | 2015-11-28 21:53:05 +0100 | [diff] [blame] | 68 | if (static_branch_unlikely(&nft_trace_enabled)) { |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 69 | info->rule = rule; |
| 70 | __nft_trace_packet(info, chain, rulenum, type); |
| 71 | } |
Patrick McHardy | 01ef16c | 2015-03-03 20:10:04 +0000 | [diff] [blame] | 72 | } |
| 73 | |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 74 | static void nft_cmp_fast_eval(const struct nft_expr *expr, |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 75 | struct nft_regs *regs) |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 76 | { |
| 77 | const struct nft_cmp_fast_expr *priv = nft_expr_priv(expr); |
Patrick McHardy | b855d41 | 2014-04-12 13:17:57 +0200 | [diff] [blame] | 78 | u32 mask = nft_cmp_fast_mask(priv->len); |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 79 | |
Patrick McHardy | 49499c3 | 2015-04-11 02:27:37 +0100 | [diff] [blame] | 80 | if ((regs->data[priv->sreg] & mask) == priv->data) |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 81 | return; |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 82 | regs->verdict.code = NFT_BREAK; |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 83 | } |
| 84 | |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 85 | static bool nft_payload_fast_eval(const struct nft_expr *expr, |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 86 | struct nft_regs *regs, |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 87 | const struct nft_pktinfo *pkt) |
| 88 | { |
| 89 | const struct nft_payload *priv = nft_expr_priv(expr); |
| 90 | const struct sk_buff *skb = pkt->skb; |
Patrick McHardy | 49499c3 | 2015-04-11 02:27:37 +0100 | [diff] [blame] | 91 | u32 *dest = ®s->data[priv->dreg]; |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 92 | unsigned char *ptr; |
| 93 | |
| 94 | if (priv->base == NFT_PAYLOAD_NETWORK_HEADER) |
| 95 | ptr = skb_network_header(skb); |
Liping Zhang | a20877b | 2016-09-17 14:31:20 +0800 | [diff] [blame] | 96 | else { |
| 97 | if (!pkt->tprot_set) |
| 98 | return false; |
Pablo Neira Ayuso | c54032e | 2013-10-11 10:00:22 +0200 | [diff] [blame] | 99 | ptr = skb_network_header(skb) + pkt->xt.thoff; |
Liping Zhang | a20877b | 2016-09-17 14:31:20 +0800 | [diff] [blame] | 100 | } |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 101 | |
| 102 | ptr += priv->offset; |
| 103 | |
Liping Zhang | 8dc3c2b | 2016-09-15 21:29:08 +0800 | [diff] [blame] | 104 | if (unlikely(ptr + priv->len > skb_tail_pointer(skb))) |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 105 | return false; |
| 106 | |
Patrick McHardy | 49499c3 | 2015-04-11 02:27:37 +0100 | [diff] [blame] | 107 | *dest = 0; |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 108 | if (priv->len == 2) |
Patrick McHardy | fad136e | 2015-04-11 02:27:33 +0100 | [diff] [blame] | 109 | *(u16 *)dest = *(u16 *)ptr; |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 110 | else if (priv->len == 4) |
Patrick McHardy | fad136e | 2015-04-11 02:27:33 +0100 | [diff] [blame] | 111 | *(u32 *)dest = *(u32 *)ptr; |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 112 | else |
Patrick McHardy | fad136e | 2015-04-11 02:27:33 +0100 | [diff] [blame] | 113 | *(u8 *)dest = *(u8 *)ptr; |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 114 | return true; |
| 115 | } |
| 116 | |
Pablo Neira Ayuso | 0ca743a | 2013-10-14 00:06:06 +0200 | [diff] [blame] | 117 | struct nft_jumpstack { |
| 118 | const struct nft_chain *chain; |
| 119 | const struct nft_rule *rule; |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 120 | int rulenum; |
Pablo Neira Ayuso | 0ca743a | 2013-10-14 00:06:06 +0200 | [diff] [blame] | 121 | }; |
| 122 | |
Pablo Neira Ayuso | 0ca743a | 2013-10-14 00:06:06 +0200 | [diff] [blame] | 123 | unsigned int |
Eric W. Biederman | 06198b3 | 2015-09-18 14:33:06 -0500 | [diff] [blame] | 124 | nft_do_chain(struct nft_pktinfo *pkt, void *priv) |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 125 | { |
Eric W. Biederman | 06198b3 | 2015-09-18 14:33:06 -0500 | [diff] [blame] | 126 | const struct nft_chain *chain = priv, *basechain = chain; |
Eric W. Biederman | 88182a0 | 2015-09-18 14:33:01 -0500 | [diff] [blame] | 127 | const struct net *net = pkt->net; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 128 | const struct nft_rule *rule; |
| 129 | const struct nft_expr *expr, *last; |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 130 | struct nft_regs regs; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 131 | unsigned int stackptr = 0; |
Pablo Neira Ayuso | 0ca743a | 2013-10-14 00:06:06 +0200 | [diff] [blame] | 132 | struct nft_jumpstack jumpstack[NFT_JUMP_STACK_SIZE]; |
Eric Dumazet | ce355e2 | 2014-07-09 15:14:06 +0200 | [diff] [blame] | 133 | struct nft_stats *stats; |
Pablo Neira Ayuso | d088be8 | 2014-05-10 13:39:21 +0200 | [diff] [blame] | 134 | int rulenum; |
Patrick McHardy | ea4bd99 | 2015-03-25 14:08:49 +0000 | [diff] [blame] | 135 | unsigned int gencursor = nft_genmask_cur(net); |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 136 | struct nft_traceinfo info; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 137 | |
Florian Westphal | e639f7a | 2015-11-28 21:53:05 +0100 | [diff] [blame] | 138 | info.trace = false; |
| 139 | if (static_branch_unlikely(&nft_trace_enabled)) |
| 140 | nft_trace_init(&info, pkt, ®s.verdict, basechain); |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 141 | do_chain: |
Pablo Neira Ayuso | d088be8 | 2014-05-10 13:39:21 +0200 | [diff] [blame] | 142 | rulenum = 0; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 143 | rule = list_entry(&chain->rules, struct nft_rule, list); |
| 144 | next_rule: |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 145 | regs.verdict.code = NFT_CONTINUE; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 146 | list_for_each_entry_continue_rcu(rule, &chain->rules, list) { |
Pablo Neira Ayuso | 0628b12 | 2013-10-14 11:05:33 +0200 | [diff] [blame] | 147 | |
| 148 | /* This rule is not active, skip. */ |
Liping Zhang | 8fff172 | 2016-06-14 20:13:04 +0800 | [diff] [blame] | 149 | if (unlikely(rule->genmask & gencursor)) |
Pablo Neira Ayuso | 0628b12 | 2013-10-14 11:05:33 +0200 | [diff] [blame] | 150 | continue; |
| 151 | |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 152 | rulenum++; |
| 153 | |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 154 | nft_rule_for_each_expr(expr, last, rule) { |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 155 | if (expr->ops == &nft_cmp_fast_ops) |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 156 | nft_cmp_fast_eval(expr, ®s); |
Patrick McHardy | c29b72e | 2013-10-10 11:06:41 +0200 | [diff] [blame] | 157 | else if (expr->ops != &nft_payload_fast_ops || |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 158 | !nft_payload_fast_eval(expr, ®s, pkt)) |
| 159 | expr->ops->eval(expr, ®s, pkt); |
Patrick McHardy | cb7dbfd | 2013-10-10 23:35:40 +0200 | [diff] [blame] | 160 | |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 161 | if (regs.verdict.code != NFT_CONTINUE) |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 162 | break; |
| 163 | } |
| 164 | |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 165 | switch (regs.verdict.code) { |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 166 | case NFT_BREAK: |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 167 | regs.verdict.code = NFT_CONTINUE; |
Pablo Neira Ayuso | 3b084e9 | 2014-05-15 17:18:26 +0200 | [diff] [blame] | 168 | continue; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 169 | case NFT_CONTINUE: |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 170 | nft_trace_packet(&info, chain, rule, |
| 171 | rulenum, NFT_TRACETYPE_RULE); |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 172 | continue; |
| 173 | } |
| 174 | break; |
| 175 | } |
| 176 | |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 177 | switch (regs.verdict.code & NF_VERDICT_MASK) { |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 178 | case NF_ACCEPT: |
| 179 | case NF_DROP: |
| 180 | case NF_QUEUE: |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 181 | nft_trace_packet(&info, chain, rule, |
| 182 | rulenum, NFT_TRACETYPE_RULE); |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 183 | return regs.verdict.code; |
Eric Leblond | e569bda | 2013-11-30 11:56:17 +0100 | [diff] [blame] | 184 | } |
| 185 | |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 186 | switch (regs.verdict.code) { |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 187 | case NFT_JUMP: |
| 188 | BUG_ON(stackptr >= NFT_JUMP_STACK_SIZE); |
| 189 | jumpstack[stackptr].chain = chain; |
| 190 | jumpstack[stackptr].rule = rule; |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 191 | jumpstack[stackptr].rulenum = rulenum; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 192 | stackptr++; |
Patrick McHardy | 354bf5a | 2015-03-03 20:10:05 +0000 | [diff] [blame] | 193 | /* fall through */ |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 194 | case NFT_GOTO: |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 195 | nft_trace_packet(&info, chain, rule, |
| 196 | rulenum, NFT_TRACETYPE_RULE); |
Pablo Neira Ayuso | 7b9d5ef | 2014-05-10 18:42:57 +0200 | [diff] [blame] | 197 | |
Patrick McHardy | a55e22e | 2015-04-11 02:27:31 +0100 | [diff] [blame] | 198 | chain = regs.verdict.chain; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 199 | goto do_chain; |
Patrick McHardy | 354bf5a | 2015-03-03 20:10:05 +0000 | [diff] [blame] | 200 | case NFT_CONTINUE: |
| 201 | rulenum++; |
| 202 | /* fall through */ |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 203 | case NFT_RETURN: |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 204 | nft_trace_packet(&info, chain, rule, |
| 205 | rulenum, NFT_TRACETYPE_RETURN); |
Pablo Neira Ayuso | 7e9bc10 | 2014-05-11 17:14:49 +0200 | [diff] [blame] | 206 | break; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 207 | default: |
| 208 | WARN_ON(1); |
| 209 | } |
| 210 | |
| 211 | if (stackptr > 0) { |
| 212 | stackptr--; |
| 213 | chain = jumpstack[stackptr].chain; |
| 214 | rule = jumpstack[stackptr].rule; |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 215 | rulenum = jumpstack[stackptr].rulenum; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 216 | goto next_rule; |
| 217 | } |
| 218 | |
Florian Westphal | 33d5a7b | 2015-11-28 21:53:04 +0100 | [diff] [blame] | 219 | nft_trace_packet(&info, basechain, NULL, -1, |
| 220 | NFT_TRACETYPE_POLICY); |
Pablo Neira Ayuso | b5bc89b | 2013-10-10 16:49:19 +0200 | [diff] [blame] | 221 | |
Pablo Neira Ayuso | 5467a51 | 2014-05-10 18:33:11 +0200 | [diff] [blame] | 222 | rcu_read_lock_bh(); |
Eric Dumazet | ce355e2 | 2014-07-09 15:14:06 +0200 | [diff] [blame] | 223 | stats = this_cpu_ptr(rcu_dereference(nft_base_chain(basechain)->stats)); |
| 224 | u64_stats_update_begin(&stats->syncp); |
| 225 | stats->pkts++; |
| 226 | stats->bytes += pkt->skb->len; |
| 227 | u64_stats_update_end(&stats->syncp); |
Pablo Neira Ayuso | 5467a51 | 2014-05-10 18:33:11 +0200 | [diff] [blame] | 228 | rcu_read_unlock_bh(); |
| 229 | |
| 230 | return nft_base_chain(basechain)->policy; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 231 | } |
Patrick McHardy | 3876d22 | 2014-01-09 18:42:43 +0000 | [diff] [blame] | 232 | EXPORT_SYMBOL_GPL(nft_do_chain); |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 233 | |
| 234 | int __init nf_tables_core_module_init(void) |
| 235 | { |
| 236 | int err; |
| 237 | |
| 238 | err = nft_immediate_module_init(); |
| 239 | if (err < 0) |
| 240 | goto err1; |
| 241 | |
| 242 | err = nft_cmp_module_init(); |
| 243 | if (err < 0) |
| 244 | goto err2; |
| 245 | |
| 246 | err = nft_lookup_module_init(); |
| 247 | if (err < 0) |
| 248 | goto err3; |
| 249 | |
| 250 | err = nft_bitwise_module_init(); |
| 251 | if (err < 0) |
| 252 | goto err4; |
| 253 | |
| 254 | err = nft_byteorder_module_init(); |
| 255 | if (err < 0) |
| 256 | goto err5; |
| 257 | |
| 258 | err = nft_payload_module_init(); |
| 259 | if (err < 0) |
| 260 | goto err6; |
| 261 | |
Patrick McHardy | 22fe54d | 2015-04-05 14:41:08 +0200 | [diff] [blame] | 262 | err = nft_dynset_module_init(); |
| 263 | if (err < 0) |
| 264 | goto err7; |
| 265 | |
Pablo Neira Ayuso | 0f3cd9b | 2016-09-23 15:23:33 +0200 | [diff] [blame] | 266 | err = nft_range_module_init(); |
| 267 | if (err < 0) |
| 268 | goto err8; |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 269 | |
Pablo Neira Ayuso | 0f3cd9b | 2016-09-23 15:23:33 +0200 | [diff] [blame] | 270 | return 0; |
| 271 | err8: |
| 272 | nft_dynset_module_exit(); |
Patrick McHardy | 22fe54d | 2015-04-05 14:41:08 +0200 | [diff] [blame] | 273 | err7: |
| 274 | nft_payload_module_exit(); |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 275 | err6: |
| 276 | nft_byteorder_module_exit(); |
| 277 | err5: |
| 278 | nft_bitwise_module_exit(); |
| 279 | err4: |
| 280 | nft_lookup_module_exit(); |
| 281 | err3: |
| 282 | nft_cmp_module_exit(); |
| 283 | err2: |
| 284 | nft_immediate_module_exit(); |
| 285 | err1: |
| 286 | return err; |
| 287 | } |
| 288 | |
| 289 | void nf_tables_core_module_exit(void) |
| 290 | { |
Patrick McHardy | 22fe54d | 2015-04-05 14:41:08 +0200 | [diff] [blame] | 291 | nft_dynset_module_exit(); |
Patrick McHardy | 9651851 | 2013-10-14 11:00:02 +0200 | [diff] [blame] | 292 | nft_payload_module_exit(); |
| 293 | nft_byteorder_module_exit(); |
| 294 | nft_bitwise_module_exit(); |
| 295 | nft_lookup_module_exit(); |
| 296 | nft_cmp_module_exit(); |
| 297 | nft_immediate_module_exit(); |
| 298 | } |