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-rw-r--r--net/unix/af_unix.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index ab9048ac197..e835da8fc09 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -599,15 +599,14 @@ static struct sock * unix_create1(struct net *net, struct socket *sock)
struct sock *sk = NULL;
struct unix_sock *u;
- if (atomic_read(&unix_nr_socks) >= 2*get_max_files())
+ atomic_inc(&unix_nr_socks);
+ if (atomic_read(&unix_nr_socks) > 2 * get_max_files())
goto out;
sk = sk_alloc(net, PF_UNIX, GFP_KERNEL, &unix_proto);
if (!sk)
goto out;
- atomic_inc(&unix_nr_socks);
-
sock_init_data(sock,sk);
lockdep_set_class(&sk->sk_receive_queue.lock,
&af_unix_sk_receive_queue_lock_key);
@@ -625,6 +624,8 @@ static struct sock * unix_create1(struct net *net, struct socket *sock)
init_waitqueue_head(&u->peer_wait);
unix_insert_socket(unix_sockets_unbound, sk);
out:
+ if (sk == NULL)
+ atomic_dec(&unix_nr_socks);
return sk;
}