af_unix: Export stuff required for diag module

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index 91ab5b0..63b1781 100644
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -11,10 +11,13 @@
 extern void unix_gc(void);
 extern void wait_for_unix_gc(void);
 extern struct sock *unix_get_socket(struct file *filp);
+extern struct sock *unix_peer_get(struct sock *);
 
 #define UNIX_HASH_SIZE	256
 
 extern unsigned int unix_tot_inflight;
+extern spinlock_t unix_table_lock;
+extern struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
 
 struct unix_address {
 	atomic_t	refcnt;