[AF_UNIX]: Make code static.

The following code can now become static:
- struct unix_socket_table
- unix_table_lock

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/af_unix.h b/include/net/af_unix.h
index 6de1e9e..0864a77 100644 (file)
--- a/include/net/af_unix.h
+++ b/include/net/af_unix.h
@@ -12,37 +12,8 @@ extern void unix_gc(void);
 
 #define UNIX_HASH_SIZE 256
 
-extern struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
-extern spinlock_t unix_table_lock;
-
 extern atomic_t unix_tot_inflight;
 
-static inline struct sock *first_unix_socket(int *i)
-{
-       for (*i = 0; *i <= UNIX_HASH_SIZE; (*i)++) {
-               if (!hlist_empty(&unix_socket_table[*i]))
-                       return __sk_head(&unix_socket_table[*i]);
-       }
-       return NULL;
-}
-
-static inline struct sock *next_unix_socket(int *i, struct sock *s)
-{
-       struct sock *next = sk_next(s);
-       /* More in this chain? */
-       if (next)
-               return next;
-       /* Look for next non-empty chain. */
-       for ((*i)++; *i <= UNIX_HASH_SIZE; (*i)++) {
-               if (!hlist_empty(&unix_socket_table[*i]))
-                       return __sk_head(&unix_socket_table[*i]);
-       }
-       return NULL;
-}
-
-#define forall_unix_sockets(i, s) \
-       for (s = first_unix_socket(&(i)); s; s = next_unix_socket(&(i),(s)))
-
 struct unix_address {
        atomic_t        refcnt;
        int             len;

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 65ebccc..a05c342 100644 (file)
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -118,14 +118,40 @@
 
 int sysctl_unix_max_dgram_qlen __read_mostly = 10;
 
-struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
-DEFINE_SPINLOCK(unix_table_lock);
+static struct hlist_head unix_socket_table[UNIX_HASH_SIZE + 1];
+static DEFINE_SPINLOCK(unix_table_lock);
 static atomic_t unix_nr_socks = ATOMIC_INIT(0);
 
 #define unix_sockets_unbound   (&unix_socket_table[UNIX_HASH_SIZE])
 
 #define UNIX_ABSTRACT(sk)      (unix_sk(sk)->addr->hash != UNIX_HASH_SIZE)
 
+static struct sock *first_unix_socket(int *i)
+{
+       for (*i = 0; *i <= UNIX_HASH_SIZE; (*i)++) {
+               if (!hlist_empty(&unix_socket_table[*i]))
+                       return __sk_head(&unix_socket_table[*i]);
+       }
+       return NULL;
+}
+
+static struct sock *next_unix_socket(int *i, struct sock *s)
+{
+       struct sock *next = sk_next(s);
+       /* More in this chain? */
+       if (next)
+               return next;
+       /* Look for next non-empty chain. */
+       for ((*i)++; *i <= UNIX_HASH_SIZE; (*i)++) {
+               if (!hlist_empty(&unix_socket_table[*i]))
+                       return __sk_head(&unix_socket_table[*i]);
+       }
+       return NULL;
+}
+
+#define forall_unix_sockets(i, s) \
+       for (s = first_unix_socket(&(i)); s; s = next_unix_socket(&(i),(s)))
+
 #ifdef CONFIG_SECURITY_NETWORK
 static void unix_get_secdata(struct scm_cookie *scm, struct sk_buff *skb)
 {