[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>

1 files changed, 0 insertions, 4 deletions

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index fb291b81cf63..794734f1d230 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1910,8 +1910,6 @@ static int tcp_v6_init_sock(struct sock *sk)
 
 static int tcp_v6_destroy_sock(struct sock *sk)
 {
-        extern int tcp_v4_destroy_sock(struct sock *sk);
-
         tcp_v4_destroy_sock(sk);
         return inet6_destroy_sock(sk);
 }
@@ -2123,8 +2121,6 @@ static struct inet6_protocol tcpv6_protocol = {
         .flags          =       INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL,
 };
 
-extern struct proto_ops inet6_stream_ops;
-
 static struct inet_protosw tcpv6_protosw = {
         .type           =       SOCK_STREAM,
         .protocol       =       IPPROTO_TCP,