+
+void inet_bind_hash(struct sock *sk, struct inet_bind_bucket *tb,
+ const unsigned short snum)
+{
+ struct inet_sock *inet = inet_sk(sk);
+ inet->num = snum;
+ sk_add_bind_node(sk, &tb->owners);
+ inet->bind_hash = tb;
+}
+
+EXPORT_SYMBOL(inet_bind_hash);
+
+/*
+ * Get rid of any references to a local port held by the given sock.
+ */
+static void __inet_put_port(struct inet_hashinfo *hashinfo, struct sock *sk)
+{
+ struct inet_sock *inet = inet_sk(sk);
+ const int bhash = inet_bhashfn(inet->num, hashinfo->bhash_size);
+ struct inet_bind_hashbucket *head = &hashinfo->bhash[bhash];
+ struct inet_bind_bucket *tb;
+
+ spin_lock(&head->lock);
+ tb = inet->bind_hash;
+ __sk_del_bind_node(sk);
+ inet->bind_hash = NULL;
+ inet->num = 0;
+ inet_bind_bucket_destroy(hashinfo->bind_bucket_cachep, tb);
+ spin_unlock(&head->lock);
+}
+
+void inet_put_port(struct inet_hashinfo *hashinfo, struct sock *sk)
+{
+ local_bh_disable();
+ __inet_put_port(hashinfo, sk);
+ local_bh_enable();
+}
+
+EXPORT_SYMBOL(inet_put_port);