udp: Export code sk lookup routines

The UDP diag get_exact handler will require them to find a
socket by provided net, [sd]addr-s, [sd]ports and device.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/udp.h b/include/net/udp.h
index f54a515..1ffb39c 100644 (file)
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -194,9 +194,15 @@ extern int udp_lib_setsockopt(struct sock *sk, int level, int optname,
 extern struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
                                    __be32 daddr, __be16 dport,
                                    int dif);
+extern struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
+                                   __be32 daddr, __be16 dport,
+                                   int dif, struct udp_table *tbl);
 extern struct sock *udp6_lib_lookup(struct net *net, const struct in6_addr *saddr, __be16 sport,
                                    const struct in6_addr *daddr, __be16 dport,
                                    int dif);
+extern struct sock *__udp6_lib_lookup(struct net *net, const struct in6_addr *saddr, __be16 sport,
+                                   const struct in6_addr *daddr, __be16 dport,
+                                   int dif, struct udp_table *tbl);
 
 /*
  *     SNMP statistics for UDP and UDP-Lite

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index ad481b3..5d075b5 100644 (file)
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -445,7 +445,7 @@ exact_match:
 /* UDP is nearly always wildcards out the wazoo, it makes no sense to try
  * harder than this. -DaveM
  */
-static struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr,
+struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr,
                __be16 sport, __be32 daddr, __be16 dport,
                int dif, struct udp_table *udptable)
 {
@@ -512,6 +512,7 @@ begin:
        rcu_read_unlock();
        return result;
 }
+EXPORT_SYMBOL_GPL(__udp4_lib_lookup);
 
 static inline struct sock *__udp4_lib_lookup_skb(struct sk_buff *skb,
                                                 __be16 sport, __be16 dport,

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index adfe26a..4f96b5c 100644 (file)
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -238,7 +238,7 @@ exact_match:
        return result;
 }
 
-static struct sock *__udp6_lib_lookup(struct net *net,
+struct sock *__udp6_lib_lookup(struct net *net,
                                      const struct in6_addr *saddr, __be16 sport,
                                      const struct in6_addr *daddr, __be16 dport,
                                      int dif, struct udp_table *udptable)
@@ -305,6 +305,7 @@ begin:
        rcu_read_unlock();
        return result;
 }
+EXPORT_SYMBOL_GPL(__udp6_lib_lookup);
 
 static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
                                          __be16 sport, __be16 dport,