netdev - Re: [PATCH 02/10] netfilter: add parameter proto for l4proto.init

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Message-ID: <20120615101045.GC13867@1984>
Date:	Fri, 15 Jun 2012 12:10:45 +0200
From:	Pablo Neira Ayuso <pablo@...filter.org>
To:	Gao feng <gaofeng@...fujitsu.com>
Cc:	netdev@...r.kernel.org, netfilter-devel@...r.kernel.org
Subject: Re: [PATCH 02/10] netfilter: add parameter proto for
 l4proto.init_net

On Fri, Jun 15, 2012 at 09:38:39AM +0800, Gao feng wrote:
> 于 2012年06月15日 01:59, Pablo Neira Ayuso 写道:
> > On Thu, Jun 14, 2012 at 06:07:17PM +0800, Gao feng wrote:
> >> there are redundancy codes in l4proto's init_net functions.
> >> we can use one init_net function and l3proto to impletment
> >> the same thing.
> >>
> >> So we should add l3proto as a parameter for init_net function.
> >>
> >> Signed-off-by: Gao feng <gaofeng@...fujitsu.com>
> >> ---
> >>  include/net/netfilter/nf_conntrack_l4proto.h   |    2 +-
> >>  net/ipv4/netfilter/nf_conntrack_proto_icmp.c   |    2 +-
> >>  net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c |    2 +-
> >>  net/netfilter/nf_conntrack_proto.c             |    6 ++++--
> >>  net/netfilter/nf_conntrack_proto_dccp.c        |    2 +-
> >>  net/netfilter/nf_conntrack_proto_generic.c     |    2 +-
> >>  net/netfilter/nf_conntrack_proto_gre.c         |    2 +-
> >>  net/netfilter/nf_conntrack_proto_sctp.c        |    4 ++--
> >>  net/netfilter/nf_conntrack_proto_tcp.c         |    4 ++--
> >>  net/netfilter/nf_conntrack_proto_udp.c         |    4 ++--
> >>  net/netfilter/nf_conntrack_proto_udplite.c     |    2 +-
> >>  11 files changed, 17 insertions(+), 15 deletions(-)
> >>
> >> diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
> >> index 81c52b5..5dd60f2 100644
> >> --- a/include/net/netfilter/nf_conntrack_l4proto.h
> >> +++ b/include/net/netfilter/nf_conntrack_l4proto.h
> >> @@ -97,7 +97,7 @@ struct nf_conntrack_l4proto {
> >>  #endif
> >>  	int	*net_id;
> >>  	/* Init l4proto pernet data */
> >> -	int (*init_net)(struct net *net);
> >> +	int (*init_net)(struct net *net, u_int16_t proto);
> >>  
> >>  	/* Protocol name */
> >>  	const char *name;
> >> diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> >> index 041923c..76f7a2f 100644
> >> --- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> >> +++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
> >> @@ -337,7 +337,7 @@ static struct ctl_table icmp_compat_sysctl_table[] = {
> >>  #endif /* CONFIG_NF_CONNTRACK_PROC_COMPAT */
> >>  #endif /* CONFIG_SYSCTL */
> >>  
> >> -static int icmp_init_net(struct net *net)
> >> +static int icmp_init_net(struct net *net, u_int16_t proto)
> >>  {
> >>  	struct nf_icmp_net *in = icmp_pernet(net);
> >>  	struct nf_proto_net *pn = (struct nf_proto_net *)in;
> >> diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> >> index 63ed012..807ae09 100644
> >> --- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> >> +++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
> >> @@ -333,7 +333,7 @@ static struct ctl_table icmpv6_sysctl_table[] = {
> >>  };
> >>  #endif /* CONFIG_SYSCTL */
> >>  
> >> -static int icmpv6_init_net(struct net *net)
> >> +static int icmpv6_init_net(struct net *net, u_int16_t proto)
> >>  {
> >>  	struct nf_icmp_net *in = icmpv6_pernet(net);
> >>  	struct nf_proto_net *pn = (struct nf_proto_net *)in;
> >> diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
> >> index a434dd7..8fc0332 100644
> >> --- a/net/netfilter/nf_conntrack_proto.c
> >> +++ b/net/netfilter/nf_conntrack_proto.c
> >> @@ -193,6 +193,7 @@ static int nf_ct_l3proto_register_sysctl(struct net *net,
> >>  					    l3proto->ctl_table_path,
> >>  					    in->ctl_table,
> >>  					    NULL);
> >> +
> > 
> > This entire patchset contains many extra new lines. If you want to
> > provide some cleanup, it should come in some follow-up patch.
> 
> Ok, I will make a follow-up patch to do some cleanup.

I prefer if you wait a bit until I see how this looks like in the end.
Then, we can apply this little comestical changes.
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