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netfilter: nf_tables: get rid of the expression example code

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There's an example net/netfilter/nft_expr_template.c example file in tree that
got out of sync along time, remove it.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Pablo Neira Ayuso 2015-04-13 20:15:21 +02:00
parent 3e135cd499
commit 97bb43c3e0
1 changed files with 0 additions and 94 deletions
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94
net/netfilter/nft_expr_template.c
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@ -1,94 +0,0 @@
/*
* Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Development of this code funded by Astaro AG (http://www.astaro.com/)
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/netlink.h>
#include <linux/netfilter.h>
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables.h>
struct nft_template {
};
static void nft_template_eval(const struct nft_expr *expr,
struct nft_data data[NFT_REG_MAX + 1],
const struct nft_pktinfo *pkt)
{
struct nft_template *priv = nft_expr_priv(expr);
}
static const struct nla_policy nft_template_policy[NFTA_TEMPLATE_MAX + 1] = {
[NFTA_TEMPLATE_ATTR] = { .type = NLA_U32 },
};
static int nft_template_init(const struct nft_ctx *ctx,
const struct nft_expr *expr,
const struct nlattr * const tb[])
{
struct nft_template *priv = nft_expr_priv(expr);
return 0;
}
static void nft_template_destroy(const struct nft_ctx *ctx,
const struct nft_expr *expr)
{
struct nft_template *priv = nft_expr_priv(expr);
}
static int nft_template_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
const struct nft_template *priv = nft_expr_priv(expr);
NLA_PUT_BE32(skb, NFTA_TEMPLATE_ATTR, priv->field);
return 0;
nla_put_failure:
return -1;
}
static struct nft_expr_type nft_template_type;
static const struct nft_expr_ops nft_template_ops = {
.type = &nft_template_type,
.size = NFT_EXPR_SIZE(sizeof(struct nft_template)),
.eval = nft_template_eval,
.init = nft_template_init,
.destroy = nft_template_destroy,
.dump = nft_template_dump,
};
static struct nft_expr_type nft_template_type __read_mostly = {
.name = "template",
.ops = &nft_template_ops,
.policy = nft_template_policy,
.maxattr = NFTA_TEMPLATE_MAX,
.owner = THIS_MODULE,
};
static int __init nft_template_module_init(void)
{
return nft_register_expr(&nft_template_type);
}
static void __exit nft_template_module_exit(void)
{
nft_unregister_expr(&nft_template_type);
}
module_init(nft_template_module_init);
module_exit(nft_template_module_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Patrick McHardy <kaber@trash.net>");
MODULE_ALIAS_NFT_EXPR("template");