[IPV6]: Generalise the tcp_v6_lookup routines

In the same way as was done with the v4 counterparts, this will be moved
to inet6_hashtables.c.

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

2 files changed, 17 insertions, 26 deletions

diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index c844954c1ad5..a79b4f9c10c5 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -425,9 +425,6 @@ config IP_TCPDIAG
           
           If unsure, say Y.
 
-config IP_TCPDIAG_IPV6
-        def_bool (IP_TCPDIAG=y && IPV6=y) || (IP_TCPDIAG=m && IPV6)
-
 config IP_TCPDIAG_DCCP
         def_bool (IP_TCPDIAG=y && IP_DCCP=y) || (IP_TCPDIAG=m && IP_DCCP)
 
diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index 8bf495c698f8..b812191b2f5c 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -24,6 +24,10 @@
 #include <net/tcp.h>
 #include <net/ipv6.h>
 #include <net/inet_common.h>
+#include <net/inet_connection_sock.h>
+#include <net/inet_hashtables.h>
+#include <net/inet_timewait_sock.h>
+#include <net/inet6_hashtables.h>
 
 #include <linux/inet.h>
 #include <linux/stddef.h>
@@ -102,7 +106,7 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
                 r->tcpdiag_wqueue = 0;
                 r->tcpdiag_uid = 0;
                 r->tcpdiag_inode = 0;
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
                 if (r->tcpdiag_family == AF_INET6) {
                         const struct tcp6_timewait_sock *tcp6tw = tcp6_twsk(sk);
 
@@ -121,7 +125,7 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
         r->id.tcpdiag_src[0] = inet->rcv_saddr;
         r->id.tcpdiag_dst[0] = inet->daddr;
 
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
         if (r->tcpdiag_family == AF_INET6) {
                 struct ipv6_pinfo *np = inet6_sk(sk);
 
@@ -196,19 +200,6 @@ nlmsg_failure:
         return -1;
 }
 
-#ifdef CONFIG_IP_TCPDIAG_IPV6
-extern struct sock *tcp_v6_lookup(struct in6_addr *saddr, u16 sport,
-                                  struct in6_addr *daddr, u16 dport,
-                                  int dif);
-#else
-static inline struct sock *tcp_v6_lookup(struct in6_addr *saddr, u16 sport,
-                                         struct in6_addr *daddr, u16 dport,
-                                         int dif)
-{
-        return NULL;
-}
-#endif
-
 static int tcpdiag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
 {
         int err;
@@ -225,11 +216,14 @@ static int tcpdiag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
                                  req->id.tcpdiag_dport, req->id.tcpdiag_src[0],
                                  req->id.tcpdiag_sport, req->id.tcpdiag_if);
         }
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
         else if (req->tcpdiag_family == AF_INET6) {
-                sk = tcp_v6_lookup((struct in6_addr*)req->id.tcpdiag_dst, req->id.tcpdiag_dport,
-                                   (struct in6_addr*)req->id.tcpdiag_src, req->id.tcpdiag_sport,
-                                   req->id.tcpdiag_if);
+                sk = inet6_lookup(hashinfo,
+                                  (struct in6_addr*)req->id.tcpdiag_dst,
+                                  req->id.tcpdiag_dport,
+                                  (struct in6_addr*)req->id.tcpdiag_src,
+                                  req->id.tcpdiag_sport,
+                                  req->id.tcpdiag_if);
         }
 #endif
         else {
@@ -440,7 +434,7 @@ static int tcpdiag_dump_sock(struct sk_buff *skb, struct sock *sk,
                 struct inet_sock *inet = inet_sk(sk);
 
                 entry.family = sk->sk_family;
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
                 if (entry.family == AF_INET6) {
                         struct ipv6_pinfo *np = inet6_sk(sk);
 
@@ -502,7 +496,7 @@ static int tcpdiag_fill_req(struct sk_buff *skb, struct sock *sk,
         r->tcpdiag_wqueue = 0;
         r->tcpdiag_uid = sock_i_uid(sk);
         r->tcpdiag_inode = 0;
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
         if (r->tcpdiag_family == AF_INET6) {
                 ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_src,
                                &tcp6_rsk(req)->loc_addr);
@@ -567,13 +561,13 @@ static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
 
                         if (bc) {
                                 entry.saddr =
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
                                         (entry.family == AF_INET6) ?
                                         tcp6_rsk(req)->loc_addr.s6_addr32 :
 #endif
                                         &ireq->loc_addr;
                                 entry.daddr = 
-#ifdef CONFIG_IP_TCPDIAG_IPV6
+#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
                                         (entry.family == AF_INET6) ?
                                         tcp6_rsk(req)->rmt_addr.s6_addr32 :
 #endif