[NET]: Fix sparse warnings

Of this type, mostly:

CHECK   net/ipv6/netfilter.c
net/ipv6/netfilter.c:96:12: warning: symbol 'ipv6_netfilter_init' was not declared. Should it be static?
net/ipv6/netfilter.c:101:6: warning: symbol 'ipv6_netfilter_fini' was not declared. Should it be static?

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

12 files changed, 128 insertions, 3 deletions

diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index a0ed93672176..750e2508dd90 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -45,6 +45,7 @@ struct prefix_info {
 
 #ifdef __KERNEL__
 
+#include <linux/config.h>
 #include <linux/netdevice.h>
 #include <net/if_inet6.h>
 #include <net/ipv6.h>
@@ -238,5 +239,10 @@ static inline int ipv6_addr_is_ll_all_routers(const struct in6_addr *addr)
 		addr->s6_addr32[3] == htonl(0x00000002));
 }
 
+#ifdef CONFIG_PROC_FS
+extern int if6_proc_init(void);
+extern void if6_proc_exit(void);
+#endif
+
 #endif
 #endif
diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index b60b3846b9d1..b5d785ab4a0e 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -1,5 +1,11 @@
 #ifndef __LINUX_NET_AFUNIX_H
 #define __LINUX_NET_AFUNIX_H
+
+#include <linux/config.h>
+#include <linux/socket.h>
+#include <linux/un.h>
+#include <net/sock.h>
+
 extern void unix_inflight(struct file *fp);
 extern void unix_notinflight(struct file *fp);
 extern void unix_gc(void);
@@ -74,5 +80,14 @@ struct unix_sock {
         wait_queue_head_t       peer_wait;
 };
 #define unix_sk(__sk) ((struct unix_sock *)__sk)
+
+#ifdef CONFIG_SYSCTL
+extern int sysctl_unix_max_dgram_qlen;
+extern void unix_sysctl_register(void);
+extern void unix_sysctl_unregister(void);
+#else
+static inline void unix_sysctl_register(void) {}
+static inline void unix_sysctl_unregister(void) {}
+#endif
 #endif
 #endif
diff --git a/include/net/icmp.h b/include/net/icmp.h
index e5ef0d15fb45..6cdebeee5f96 100644
--- a/include/net/icmp.h
+++ b/include/net/icmp.h
@@ -57,4 +57,11 @@ static inline struct raw_sock *raw_sk(const struct sock *sk)
 	return (struct raw_sock *)sk;
 }
 
+extern int sysctl_icmp_echo_ignore_all;
+extern int sysctl_icmp_echo_ignore_broadcasts;
+extern int sysctl_icmp_ignore_bogus_error_responses;
+extern int sysctl_icmp_errors_use_inbound_ifaddr;
+extern int sysctl_icmp_ratelimit;
+extern int sysctl_icmp_ratemask;
+
 #endif	/* _ICMP_H */
diff --git a/include/net/ip.h b/include/net/ip.h
index c16fb6ac3446..7623e414a5fb 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -163,6 +163,24 @@ extern int sysctl_local_port_range[2];
 extern int sysctl_ip_default_ttl;
 extern int sysctl_ip_nonlocal_bind;
 
+/* From ip_fragment.c */
+extern int sysctl_ipfrag_high_thresh; 
+extern int sysctl_ipfrag_low_thresh;
+extern int sysctl_ipfrag_time;
+extern int sysctl_ipfrag_secret_interval;
+
+/* From inetpeer.c */
+extern int inet_peer_threshold;
+extern int inet_peer_minttl;
+extern int inet_peer_maxttl;
+extern int inet_peer_gc_mintime;
+extern int inet_peer_gc_maxtime;
+
+/* From ip_output.c */
+extern int sysctl_ip_dynaddr;
+
+extern void ipfrag_init(void);
+
 #ifdef CONFIG_INET
 /* The function in 2.2 was invalid, producing wrong result for
  * check=0xFEFF. It was noticed by Arthur Skawina _year_ ago. --ANK(000625) */
@@ -348,5 +366,10 @@ int ipv4_doint_and_flush_strategy(ctl_table *table, int __user *name, int nlen,
 				  void __user *oldval, size_t __user *oldlenp,
 				  void __user *newval, size_t newlen, 
 				  void **context);
+#ifdef CONFIG_PROC_FS
+extern int ip_misc_proc_init(void);
+#endif
+
+extern struct ctl_table ipv4_table[];
 
 #endif	/* _IP_H */
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index a4208a336ac0..14de4ebd1211 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -295,4 +295,9 @@ static inline void fib_res_put(struct fib_result *res)
 #endif
 }
 
+#ifdef CONFIG_PROC_FS
+extern int  fib_proc_init(void);
+extern void fib_proc_exit(void);
+#endif
+
 #endif  /* _NET_FIB_H */
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index c5a02ddc594a..3203eaff4bd4 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -104,6 +104,7 @@ struct frag_hdr {
 
 #ifdef __KERNEL__
 
+#include <linux/config.h>
 #include <net/sock.h>
 
 /* sysctls */
@@ -464,8 +465,38 @@ extern int sysctl_ip6frag_low_thresh;
 extern int sysctl_ip6frag_time;
 extern int sysctl_ip6frag_secret_interval;
 
-#endif /* __KERNEL__ */
-#endif /* _NET_IPV6_H */
+extern struct proto_ops inet6_stream_ops;
+extern struct proto_ops inet6_dgram_ops;
+
+extern int ip6_mc_source(int add, int omode, struct sock *sk,
+			 struct group_source_req *pgsr);
+extern int ip6_mc_msfilter(struct sock *sk, struct group_filter *gsf);
+extern int ip6_mc_msfget(struct sock *sk, struct group_filter *gsf,
+			 struct group_filter __user *optval,
+			 int __user *optlen);
+
+#ifdef CONFIG_PROC_FS
+extern int  ac6_proc_init(void);
+extern void ac6_proc_exit(void);
+extern int  raw6_proc_init(void);
+extern void raw6_proc_exit(void);
+extern int  tcp6_proc_init(void);
+extern void tcp6_proc_exit(void);
+extern int  udp6_proc_init(void);
+extern void udp6_proc_exit(void);
+extern int  ipv6_misc_proc_init(void);
+extern void ipv6_misc_proc_exit(void);
+
+extern struct rt6_statistics rt6_stats;
+#endif
 
+#ifdef CONFIG_SYSCTL
+extern ctl_table ipv6_route_table[];
+extern ctl_table ipv6_icmp_table[];
 
+extern void ipv6_sysctl_register(void);
+extern void ipv6_sysctl_unregister(void);
+#endif
 
+#endif /* __KERNEL__ */
+#endif /* _NET_IPV6_H */
diff --git a/include/net/p8022.h b/include/net/p8022.h
index 223f8fa9ffca..42e9fac51b31 100644
--- a/include/net/p8022.h
+++ b/include/net/p8022.h
@@ -8,4 +8,6 @@ extern struct datalink_proto *
 					 struct net_device *orig_dev));
 extern void unregister_8022_client(struct datalink_proto *proto);
 
+extern struct datalink_proto *make_8023_client(void);
+extern void destroy_8023_client(struct datalink_proto *dl);
 #endif
diff --git a/include/net/raw.h b/include/net/raw.h
index 1c4bc3e6809f..f47917469b12 100644
--- a/include/net/raw.h
+++ b/include/net/raw.h
@@ -17,10 +17,10 @@
 #ifndef _RAW_H
 #define _RAW_H
 
+#include <linux/config.h>
 
 extern struct proto raw_prot;
 
-
 extern void 	raw_err(struct sock *, struct sk_buff *, u32 info);
 extern int 	raw_rcv(struct sock *, struct sk_buff *);
 
@@ -39,4 +39,9 @@ extern struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num,
 
 extern int raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash);
 
+#ifdef CONFIG_PROC_FS
+extern int  raw_proc_init(void);
+extern void raw_proc_exit(void);
+#endif
+
 #endif	/* _RAW_H */
diff --git a/include/net/route.h b/include/net/route.h
index 63c94558236d..dbe79ca67d31 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -195,4 +195,6 @@ static inline struct inet_peer *rt_get_peer(struct rtable *rt)
 	return rt->peer;
 }
 
+extern ctl_table ipv4_route_table[];
+
 #endif	/* _ROUTE_H */
diff --git a/include/net/sock.h b/include/net/sock.h
index d59428877078..14183883e8e6 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1370,4 +1370,16 @@ static inline int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsign
 }
 #endif
 
+extern void sk_init(void);
+
+#ifdef CONFIG_SYSCTL
+extern struct ctl_table core_table[];
+extern int sysctl_optmem_max;
+#endif
+
+#ifdef CONFIG_PROC_FS
+extern __u32 sysctl_wmem_default;
+extern __u32 sysctl_rmem_default;
+#endif
+
 #endif	/* _SOCK_H */
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d958260af23c..d6bcf1317a6a 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1183,4 +1183,16 @@ struct tcp_iter_state {
 extern int tcp_proc_register(struct tcp_seq_afinfo *afinfo);
 extern void tcp_proc_unregister(struct tcp_seq_afinfo *afinfo);
 
+extern struct request_sock_ops tcp_request_sock_ops;
+
+extern int tcp_v4_destroy_sock(struct sock *sk);
+
+#ifdef CONFIG_PROC_FS
+extern int  tcp4_proc_init(void);
+extern void tcp4_proc_exit(void);
+#endif
+
+extern void tcp_v4_init(struct net_proto_family *ops);
+extern void tcp_init(void);
+
 #endif	/* _TCP_H */
diff --git a/include/net/udp.h b/include/net/udp.h
index ac229b761dbc..107b9d791a1f 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -94,6 +94,11 @@ struct udp_iter_state {
 	struct seq_operations	seq_ops;
 };
 
+#ifdef CONFIG_PROC_FS
 extern int udp_proc_register(struct udp_seq_afinfo *afinfo);
 extern void udp_proc_unregister(struct udp_seq_afinfo *afinfo);
+
+extern int  udp4_proc_init(void);
+extern void udp4_proc_exit(void);
+#endif
 #endif	/* _UDP_H */