diff mbox

[15/17] netfilter: cleanup sysctl for l4proto and l3proto

Message ID 1336985547-31960-16-git-send-email-gaofeng@cn.fujitsu.com
State Superseded
Headers show

Commit Message

Gao feng May 14, 2012, 8:52 a.m. UTC
delete no useless sysctl data for l4proto and l3proto.

Acked-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
---
 include/net/netfilter/nf_conntrack_l3proto.h   |    2 --
 include/net/netfilter/nf_conntrack_l4proto.h   |   10 ----------
 net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c |    1 -
 net/ipv4/netfilter/nf_conntrack_proto_icmp.c   |    8 --------
 net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c |    5 -----
 net/netfilter/nf_conntrack_proto_generic.c     |    8 --------
 net/netfilter/nf_conntrack_proto_sctp.c        |   15 ---------------
 net/netfilter/nf_conntrack_proto_tcp.c         |   15 ---------------
 net/netfilter/nf_conntrack_proto_udp.c         |   15 ---------------
 net/netfilter/nf_conntrack_proto_udplite.c     |   12 ------------
 10 files changed, 0 insertions(+), 91 deletions(-)

Comments

Pablo Neira Ayuso May 23, 2012, 10:38 a.m. UTC | #1
On Mon, May 14, 2012 at 04:52:25PM +0800, Gao feng wrote:
> delete no useless sysctl data for l4proto and l3proto.
> 
> Acked-by: Eric W. Biederman <ebiederm@xmission.com>
> Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
> ---
>  include/net/netfilter/nf_conntrack_l3proto.h   |    2 --
>  include/net/netfilter/nf_conntrack_l4proto.h   |   10 ----------
>  net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c |    1 -
>  net/ipv4/netfilter/nf_conntrack_proto_icmp.c   |    8 --------
>  net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c |    5 -----
>  net/netfilter/nf_conntrack_proto_generic.c     |    8 --------
>  net/netfilter/nf_conntrack_proto_sctp.c        |   15 ---------------
>  net/netfilter/nf_conntrack_proto_tcp.c         |   15 ---------------
>  net/netfilter/nf_conntrack_proto_udp.c         |   15 ---------------
>  net/netfilter/nf_conntrack_proto_udplite.c     |   12 ------------
>  10 files changed, 0 insertions(+), 91 deletions(-)
> 
> diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
> index d6df8c7..6f7c13f 100644
> --- a/include/net/netfilter/nf_conntrack_l3proto.h
> +++ b/include/net/netfilter/nf_conntrack_l3proto.h
> @@ -64,9 +64,7 @@ struct nf_conntrack_l3proto {
>  	size_t nla_size;
>  
>  #ifdef CONFIG_SYSCTL
> -	struct ctl_table_header	*ctl_table_header;
>  	const char		*ctl_table_path;
> -	struct ctl_table	*ctl_table;
>  #endif /* CONFIG_SYSCTL */
>  
>  	/* Init l3proto pernet data */
> diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
> index 0d329b9..4881df34 100644
> --- a/include/net/netfilter/nf_conntrack_l4proto.h
> +++ b/include/net/netfilter/nf_conntrack_l4proto.h
> @@ -95,16 +95,6 @@ struct nf_conntrack_l4proto {
>  		const struct nla_policy *nla_policy;
>  	} ctnl_timeout;
>  #endif
> -
> -#ifdef CONFIG_SYSCTL
> -	struct ctl_table_header	**ctl_table_header;
> -	struct ctl_table	*ctl_table;
> -	unsigned int		*ctl_table_users;
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	struct ctl_table_header	*ctl_compat_table_header;
> -	struct ctl_table	*ctl_compat_table;
> -#endif
> -#endif

Interesting. This structure is added in patch 1/17, then it's remove
in patch 15/17.

Probably I'm missing anything, but why are you doing it like that?

>  	int	*net_id;
>  	/* Init l4proto pernet data */
>  	int (*init_net)(struct net *net, u_int8_t compat);
> diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
> index 1dd17ed..173da4d 100644
> --- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
> +++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
> @@ -379,7 +379,6 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 __read_mostly = {
>  #endif
>  #if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
>  	.ctl_table_path  = "net/ipv4/netfilter",
> -	.ctl_table	 = ip_ct_sysctl_table,
>  #endif
>  	.init_net	= ipv4_init_net,
>  	.me		 = THIS_MODULE,
> diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> index f468d10..90da247 100644
> --- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> +++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> @@ -313,7 +313,6 @@ icmp_timeout_nla_policy[CTA_TIMEOUT_ICMP_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static struct ctl_table_header *icmp_sysctl_header;
>  static struct ctl_table icmp_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_icmp_timeout",
> @@ -394,12 +393,5 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp __read_mostly =
>  		.nla_policy	= icmp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_header	= &icmp_sysctl_header,
> -	.ctl_table		= icmp_sysctl_table,
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	.ctl_compat_table	= icmp_compat_sysctl_table,
> -#endif
> -#endif
>  	.init_net		= icmp_init_net,
>  };
> diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> index 3cb422e..12ca315 100644
> --- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> +++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> @@ -320,7 +320,6 @@ icmpv6_timeout_nla_policy[CTA_TIMEOUT_ICMPV6_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static struct ctl_table_header *icmpv6_sysctl_header;
>  static struct ctl_table icmpv6_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_icmpv6_timeout",
> @@ -376,9 +375,5 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 __read_mostly =
>  		.nla_policy	= icmpv6_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_header	= &icmpv6_sysctl_header,
> -	.ctl_table		= icmpv6_sysctl_table,
> -#endif
>  	.init_net		= icmpv6_init_net,
>  };
> diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
> index 7976a64..0f87a77 100644
> --- a/net/netfilter/nf_conntrack_proto_generic.c
> +++ b/net/netfilter/nf_conntrack_proto_generic.c
> @@ -111,7 +111,6 @@ generic_timeout_nla_policy[CTA_TIMEOUT_GENERIC_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static struct ctl_table_header *generic_sysctl_header;
>  static struct ctl_table generic_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_generic_timeout",
> @@ -183,13 +182,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_generic __read_mostly =
>  		.nla_policy	= generic_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_header	= &generic_sysctl_header,
> -	.ctl_table		= generic_sysctl_table,
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	.ctl_compat_table	= generic_compat_sysctl_table,
> -#endif
> -#endif
>  	.init_net		= generic_init_net,
>  };
>  
> diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
> index 3f0fdf8..291cef4 100644
> --- a/net/netfilter/nf_conntrack_proto_sctp.c
> +++ b/net/netfilter/nf_conntrack_proto_sctp.c
> @@ -610,8 +610,6 @@ sctp_timeout_nla_policy[CTA_TIMEOUT_SCTP_MAX+1] = {
>  
>  
>  #ifdef CONFIG_SYSCTL
> -static unsigned int sctp_sysctl_table_users;
> -static struct ctl_table_header *sctp_sysctl_header;
>  static struct ctl_table sctp_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_sctp_timeout_closed",
> @@ -791,14 +789,6 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 __read_mostly = {
>  		.nla_policy	= sctp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &sctp_sysctl_table_users,
> -	.ctl_table_header	= &sctp_sysctl_header,
> -	.ctl_table		= sctp_sysctl_table,
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	.ctl_compat_table	= sctp_compat_sysctl_table,
> -#endif
> -#endif
>  	.net_id			= &sctp_net_id,
>  	.init_net		= sctp_init_net,
>  };
> @@ -834,11 +824,6 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 __read_mostly = {
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  #endif
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &sctp_sysctl_table_users,
> -	.ctl_table_header	= &sctp_sysctl_header,
> -	.ctl_table		= sctp_sysctl_table,
> -#endif
>  	.net_id			= &sctp_net_id,
>  	.init_net		= sctp_init_net,
>  };
> diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
> index dd19350..4d16b8a 100644
> --- a/net/netfilter/nf_conntrack_proto_tcp.c
> +++ b/net/netfilter/nf_conntrack_proto_tcp.c
> @@ -1363,8 +1363,6 @@ static const struct nla_policy tcp_timeout_nla_policy[CTA_TIMEOUT_TCP_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static unsigned int tcp_sysctl_table_users;
> -static struct ctl_table_header *tcp_sysctl_header;
>  static struct ctl_table tcp_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_tcp_timeout_syn_sent",
> @@ -1634,14 +1632,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly =
>  		.nla_policy	= tcp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &tcp_sysctl_table_users,
> -	.ctl_table_header	= &tcp_sysctl_header,
> -	.ctl_table		= tcp_sysctl_table,
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	.ctl_compat_table	= tcp_compat_sysctl_table,
> -#endif
> -#endif
>  	.init_net		= tcp_init_net,
>  };
>  EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp4);
> @@ -1679,11 +1669,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 __read_mostly =
>  		.nla_policy	= tcp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &tcp_sysctl_table_users,
> -	.ctl_table_header	= &tcp_sysctl_header,
> -	.ctl_table		= tcp_sysctl_table,
> -#endif
>  	.init_net		= tcp_init_net,
>  };
>  EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp6);
> diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
> index 072ef9c..c38ab58 100644
> --- a/net/netfilter/nf_conntrack_proto_udp.c
> +++ b/net/netfilter/nf_conntrack_proto_udp.c
> @@ -199,8 +199,6 @@ udp_timeout_nla_policy[CTA_TIMEOUT_UDP_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static unsigned int udp_sysctl_table_users;
> -static struct ctl_table_header *udp_sysctl_header;
>  static struct ctl_table udp_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_udp_timeout",
> @@ -307,14 +305,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4 __read_mostly =
>  		.nla_policy	= udp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &udp_sysctl_table_users,
> -	.ctl_table_header	= &udp_sysctl_header,
> -	.ctl_table		= udp_sysctl_table,
> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> -	.ctl_compat_table	= udp_compat_sysctl_table,
> -#endif
> -#endif
>  	.init_net		= udp_init_net,
>  };
>  EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_udp4);
> @@ -347,11 +337,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6 __read_mostly =
>  		.nla_policy	= udp_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &udp_sysctl_table_users,
> -	.ctl_table_header	= &udp_sysctl_header,
> -	.ctl_table		= udp_sysctl_table,
> -#endif
>  	.init_net		= udp_init_net,
>  };
>  EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_udp6);
> diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
> index 1e90cf5..cb3dc81 100644
> --- a/net/netfilter/nf_conntrack_proto_udplite.c
> +++ b/net/netfilter/nf_conntrack_proto_udplite.c
> @@ -215,8 +215,6 @@ udplite_timeout_nla_policy[CTA_TIMEOUT_UDPLITE_MAX+1] = {
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
>  
>  #ifdef CONFIG_SYSCTL
> -static unsigned int udplite_sysctl_table_users;
> -static struct ctl_table_header *udplite_sysctl_header;
>  static struct ctl_table udplite_sysctl_table[] = {
>  	{
>  		.procname	= "nf_conntrack_udplite_timeout",
> @@ -288,11 +286,6 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite4 __read_mostly =
>  		.nla_policy	= udplite_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &udplite_sysctl_table_users,
> -	.ctl_table_header	= &udplite_sysctl_header,
> -	.ctl_table		= udplite_sysctl_table,
> -#endif
>  	.net_id			= &udplite_net_id,
>  	.init_net		= udplite_init_net,
>  };
> @@ -326,11 +319,6 @@ static struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite6 __read_mostly =
>  		.nla_policy	= udplite_timeout_nla_policy,
>  	},
>  #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
> -#ifdef CONFIG_SYSCTL
> -	.ctl_table_users	= &udplite_sysctl_table_users,
> -	.ctl_table_header	= &udplite_sysctl_header,
> -	.ctl_table		= udplite_sysctl_table,
> -#endif
>  	.net_id			= &udplite_net_id,
>  	.init_net		= udplite_init_net,
>  };
> -- 
> 1.7.7.6
> 
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Gao feng May 24, 2012, 12:59 a.m. UTC | #2
Hi pablo:

于 2012年05月23日 18:38, Pablo Neira Ayuso 写道:
> On Mon, May 14, 2012 at 04:52:25PM +0800, Gao feng wrote:
>> delete no useless sysctl data for l4proto and l3proto.
>>
>> Acked-by: Eric W. Biederman <ebiederm@xmission.com>
>> Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
>> ---
>>  include/net/netfilter/nf_conntrack_l3proto.h   |    2 --
>>  include/net/netfilter/nf_conntrack_l4proto.h   |   10 ----------
>>  net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c |    1 -
>>  net/ipv4/netfilter/nf_conntrack_proto_icmp.c   |    8 --------
>>  net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c |    5 -----
>>  net/netfilter/nf_conntrack_proto_generic.c     |    8 --------
>>  net/netfilter/nf_conntrack_proto_sctp.c        |   15 ---------------
>>  net/netfilter/nf_conntrack_proto_tcp.c         |   15 ---------------
>>  net/netfilter/nf_conntrack_proto_udp.c         |   15 ---------------
>>  net/netfilter/nf_conntrack_proto_udplite.c     |   12 ------------
>>  10 files changed, 0 insertions(+), 91 deletions(-)
>>
>> diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
>> index d6df8c7..6f7c13f 100644
>> --- a/include/net/netfilter/nf_conntrack_l3proto.h
>> +++ b/include/net/netfilter/nf_conntrack_l3proto.h
>> @@ -64,9 +64,7 @@ struct nf_conntrack_l3proto {
>>  	size_t nla_size;
>>  
>>  #ifdef CONFIG_SYSCTL
>> -	struct ctl_table_header	*ctl_table_header;
>>  	const char		*ctl_table_path;
>> -	struct ctl_table	*ctl_table;
>>  #endif /* CONFIG_SYSCTL */
>>  
>>  	/* Init l3proto pernet data */
>> diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
>> index 0d329b9..4881df34 100644
>> --- a/include/net/netfilter/nf_conntrack_l4proto.h
>> +++ b/include/net/netfilter/nf_conntrack_l4proto.h
>> @@ -95,16 +95,6 @@ struct nf_conntrack_l4proto {
>>  		const struct nla_policy *nla_policy;
>>  	} ctnl_timeout;
>>  #endif
>> -
>> -#ifdef CONFIG_SYSCTL
>> -	struct ctl_table_header	**ctl_table_header;
>> -	struct ctl_table	*ctl_table;
>> -	unsigned int		*ctl_table_users;
>> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
>> -	struct ctl_table_header	*ctl_compat_table_header;
>> -	struct ctl_table	*ctl_compat_table;
>> -#endif
>> -#endif
> 
> Interesting. This structure is added in patch 1/17, then it's remove
> in patch 15/17.
> 
> Probably I'm missing anything, but why are you doing it like that?

This structure means ctl_table_header,ctl_table and so on?

I add this structure to struct nf_proto_net in patch 1/17,so those fields in
struct nf_conntrack_l4proto are useless,this patch is just some cleanup.

the same with nf_conntrack_l3proto.
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Pablo Neira Ayuso May 24, 2012, 9:56 a.m. UTC | #3
On Thu, May 24, 2012 at 08:59:18AM +0800, Gao feng wrote:
> Hi pablo:
> 
> 于 2012年05月23日 18:38, Pablo Neira Ayuso 写道:
> > On Mon, May 14, 2012 at 04:52:25PM +0800, Gao feng wrote:
> >> delete no useless sysctl data for l4proto and l3proto.
> >>
> >> Acked-by: Eric W. Biederman <ebiederm@xmission.com>
> >> Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
> >> ---
> >>  include/net/netfilter/nf_conntrack_l3proto.h   |    2 --
> >>  include/net/netfilter/nf_conntrack_l4proto.h   |   10 ----------
> >>  net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c |    1 -
> >>  net/ipv4/netfilter/nf_conntrack_proto_icmp.c   |    8 --------
> >>  net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c |    5 -----
> >>  net/netfilter/nf_conntrack_proto_generic.c     |    8 --------
> >>  net/netfilter/nf_conntrack_proto_sctp.c        |   15 ---------------
> >>  net/netfilter/nf_conntrack_proto_tcp.c         |   15 ---------------
> >>  net/netfilter/nf_conntrack_proto_udp.c         |   15 ---------------
> >>  net/netfilter/nf_conntrack_proto_udplite.c     |   12 ------------
> >>  10 files changed, 0 insertions(+), 91 deletions(-)
> >>
> >> diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
> >> index d6df8c7..6f7c13f 100644
> >> --- a/include/net/netfilter/nf_conntrack_l3proto.h
> >> +++ b/include/net/netfilter/nf_conntrack_l3proto.h
> >> @@ -64,9 +64,7 @@ struct nf_conntrack_l3proto {
> >>  	size_t nla_size;
> >>  
> >>  #ifdef CONFIG_SYSCTL
> >> -	struct ctl_table_header	*ctl_table_header;
> >>  	const char		*ctl_table_path;
> >> -	struct ctl_table	*ctl_table;
> >>  #endif /* CONFIG_SYSCTL */
> >>  
> >>  	/* Init l3proto pernet data */
> >> diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
> >> index 0d329b9..4881df34 100644
> >> --- a/include/net/netfilter/nf_conntrack_l4proto.h
> >> +++ b/include/net/netfilter/nf_conntrack_l4proto.h
> >> @@ -95,16 +95,6 @@ struct nf_conntrack_l4proto {
> >>  		const struct nla_policy *nla_policy;
> >>  	} ctnl_timeout;
> >>  #endif
> >> -
> >> -#ifdef CONFIG_SYSCTL
> >> -	struct ctl_table_header	**ctl_table_header;
> >> -	struct ctl_table	*ctl_table;
> >> -	unsigned int		*ctl_table_users;
> >> -#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
> >> -	struct ctl_table_header	*ctl_compat_table_header;
> >> -	struct ctl_table	*ctl_compat_table;
> >> -#endif
> >> -#endif
> > 
> > Interesting. This structure is added in patch 1/17, then it's remove
> > in patch 15/17.
> > 
> > Probably I'm missing anything, but why are you doing it like that?
> 
> This structure means ctl_table_header,ctl_table and so on?
> 
> I add this structure to struct nf_proto_net in patch 1/17,so those fields in
> struct nf_conntrack_l4proto are useless,this patch is just some cleanup.
> 
> the same with nf_conntrack_l3proto.

I see, then it's OK. Please, elaborate a bit more the patch
description to explain that this structure is not required anymore.
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diff mbox

Patch

diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index d6df8c7..6f7c13f 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -64,9 +64,7 @@  struct nf_conntrack_l3proto {
 	size_t nla_size;
 
 #ifdef CONFIG_SYSCTL
-	struct ctl_table_header	*ctl_table_header;
 	const char		*ctl_table_path;
-	struct ctl_table	*ctl_table;
 #endif /* CONFIG_SYSCTL */
 
 	/* Init l3proto pernet data */
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 0d329b9..4881df34 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -95,16 +95,6 @@  struct nf_conntrack_l4proto {
 		const struct nla_policy *nla_policy;
 	} ctnl_timeout;
 #endif
-
-#ifdef CONFIG_SYSCTL
-	struct ctl_table_header	**ctl_table_header;
-	struct ctl_table	*ctl_table;
-	unsigned int		*ctl_table_users;
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	struct ctl_table_header	*ctl_compat_table_header;
-	struct ctl_table	*ctl_compat_table;
-#endif
-#endif
 	int	*net_id;
 	/* Init l4proto pernet data */
 	int (*init_net)(struct net *net, u_int8_t compat);
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 1dd17ed..173da4d 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -379,7 +379,6 @@  struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv4 __read_mostly = {
 #endif
 #if defined(CONFIG_SYSCTL) && defined(CONFIG_NF_CONNTRACK_PROC_COMPAT)
 	.ctl_table_path  = "net/ipv4/netfilter",
-	.ctl_table	 = ip_ct_sysctl_table,
 #endif
 	.init_net	= ipv4_init_net,
 	.me		 = THIS_MODULE,
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index f468d10..90da247 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -313,7 +313,6 @@  icmp_timeout_nla_policy[CTA_TIMEOUT_ICMP_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static struct ctl_table_header *icmp_sysctl_header;
 static struct ctl_table icmp_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_icmp_timeout",
@@ -394,12 +393,5 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp __read_mostly =
 		.nla_policy	= icmp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_header	= &icmp_sysctl_header,
-	.ctl_table		= icmp_sysctl_table,
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	.ctl_compat_table	= icmp_compat_sysctl_table,
-#endif
-#endif
 	.init_net		= icmp_init_net,
 };
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 3cb422e..12ca315 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -320,7 +320,6 @@  icmpv6_timeout_nla_policy[CTA_TIMEOUT_ICMPV6_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static struct ctl_table_header *icmpv6_sysctl_header;
 static struct ctl_table icmpv6_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_icmpv6_timeout",
@@ -376,9 +375,5 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 __read_mostly =
 		.nla_policy	= icmpv6_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_header	= &icmpv6_sysctl_header,
-	.ctl_table		= icmpv6_sysctl_table,
-#endif
 	.init_net		= icmpv6_init_net,
 };
diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
index 7976a64..0f87a77 100644
--- a/net/netfilter/nf_conntrack_proto_generic.c
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -111,7 +111,6 @@  generic_timeout_nla_policy[CTA_TIMEOUT_GENERIC_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static struct ctl_table_header *generic_sysctl_header;
 static struct ctl_table generic_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_generic_timeout",
@@ -183,13 +182,6 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_generic __read_mostly =
 		.nla_policy	= generic_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_header	= &generic_sysctl_header,
-	.ctl_table		= generic_sysctl_table,
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	.ctl_compat_table	= generic_compat_sysctl_table,
-#endif
-#endif
 	.init_net		= generic_init_net,
 };
 
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index 3f0fdf8..291cef4 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -610,8 +610,6 @@  sctp_timeout_nla_policy[CTA_TIMEOUT_SCTP_MAX+1] = {
 
 
 #ifdef CONFIG_SYSCTL
-static unsigned int sctp_sysctl_table_users;
-static struct ctl_table_header *sctp_sysctl_header;
 static struct ctl_table sctp_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_sctp_timeout_closed",
@@ -791,14 +789,6 @@  static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 __read_mostly = {
 		.nla_policy	= sctp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &sctp_sysctl_table_users,
-	.ctl_table_header	= &sctp_sysctl_header,
-	.ctl_table		= sctp_sysctl_table,
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	.ctl_compat_table	= sctp_compat_sysctl_table,
-#endif
-#endif
 	.net_id			= &sctp_net_id,
 	.init_net		= sctp_init_net,
 };
@@ -834,11 +824,6 @@  static struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 __read_mostly = {
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 #endif
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &sctp_sysctl_table_users,
-	.ctl_table_header	= &sctp_sysctl_header,
-	.ctl_table		= sctp_sysctl_table,
-#endif
 	.net_id			= &sctp_net_id,
 	.init_net		= sctp_init_net,
 };
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index dd19350..4d16b8a 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1363,8 +1363,6 @@  static const struct nla_policy tcp_timeout_nla_policy[CTA_TIMEOUT_TCP_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static unsigned int tcp_sysctl_table_users;
-static struct ctl_table_header *tcp_sysctl_header;
 static struct ctl_table tcp_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_tcp_timeout_syn_sent",
@@ -1634,14 +1632,6 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4 __read_mostly =
 		.nla_policy	= tcp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &tcp_sysctl_table_users,
-	.ctl_table_header	= &tcp_sysctl_header,
-	.ctl_table		= tcp_sysctl_table,
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	.ctl_compat_table	= tcp_compat_sysctl_table,
-#endif
-#endif
 	.init_net		= tcp_init_net,
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp4);
@@ -1679,11 +1669,6 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6 __read_mostly =
 		.nla_policy	= tcp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &tcp_sysctl_table_users,
-	.ctl_table_header	= &tcp_sysctl_header,
-	.ctl_table		= tcp_sysctl_table,
-#endif
 	.init_net		= tcp_init_net,
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_tcp6);
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 072ef9c..c38ab58 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -199,8 +199,6 @@  udp_timeout_nla_policy[CTA_TIMEOUT_UDP_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static unsigned int udp_sysctl_table_users;
-static struct ctl_table_header *udp_sysctl_header;
 static struct ctl_table udp_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_udp_timeout",
@@ -307,14 +305,6 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4 __read_mostly =
 		.nla_policy	= udp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &udp_sysctl_table_users,
-	.ctl_table_header	= &udp_sysctl_header,
-	.ctl_table		= udp_sysctl_table,
-#ifdef CONFIG_NF_CONNTRACK_PROC_COMPAT
-	.ctl_compat_table	= udp_compat_sysctl_table,
-#endif
-#endif
 	.init_net		= udp_init_net,
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_udp4);
@@ -347,11 +337,6 @@  struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6 __read_mostly =
 		.nla_policy	= udp_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &udp_sysctl_table_users,
-	.ctl_table_header	= &udp_sysctl_header,
-	.ctl_table		= udp_sysctl_table,
-#endif
 	.init_net		= udp_init_net,
 };
 EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_udp6);
diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index 1e90cf5..cb3dc81 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -215,8 +215,6 @@  udplite_timeout_nla_policy[CTA_TIMEOUT_UDPLITE_MAX+1] = {
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
 
 #ifdef CONFIG_SYSCTL
-static unsigned int udplite_sysctl_table_users;
-static struct ctl_table_header *udplite_sysctl_header;
 static struct ctl_table udplite_sysctl_table[] = {
 	{
 		.procname	= "nf_conntrack_udplite_timeout",
@@ -288,11 +286,6 @@  static struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite4 __read_mostly =
 		.nla_policy	= udplite_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &udplite_sysctl_table_users,
-	.ctl_table_header	= &udplite_sysctl_header,
-	.ctl_table		= udplite_sysctl_table,
-#endif
 	.net_id			= &udplite_net_id,
 	.init_net		= udplite_init_net,
 };
@@ -326,11 +319,6 @@  static struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite6 __read_mostly =
 		.nla_policy	= udplite_timeout_nla_policy,
 	},
 #endif /* CONFIG_NF_CT_NETLINK_TIMEOUT */
-#ifdef CONFIG_SYSCTL
-	.ctl_table_users	= &udplite_sysctl_table_users,
-	.ctl_table_header	= &udplite_sysctl_header,
-	.ctl_table		= udplite_sysctl_table,
-#endif
 	.net_id			= &udplite_net_id,
 	.init_net		= udplite_init_net,
 };