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>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index adfe26a7fc63..4f96b5c63685 100644
--- 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,