diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 2b00460..2b4cc2e 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -566,7 +566,7 @@
 	u->mnt	  = NULL;
 	spin_lock_init(&u->lock);
 	atomic_set(&u->inflight, sock ? 0 : -1);
-	init_MUTEX(&u->readsem); /* single task reading lock */
+	mutex_init(&u->readlock); /* single task reading lock */
 	init_waitqueue_head(&u->peer_wait);
 	unix_insert_socket(unix_sockets_unbound, sk);
 out:
@@ -623,7 +623,7 @@
 	struct unix_address * addr;
 	int err;
 
-	down(&u->readsem);
+	mutex_lock(&u->readlock);
 
 	err = 0;
 	if (u->addr)
@@ -661,7 +661,7 @@
 	spin_unlock(&unix_table_lock);
 	err = 0;
 
-out:	up(&u->readsem);
+out:	mutex_unlock(&u->readlock);
 	return err;
 }
 
@@ -744,7 +744,7 @@
 		goto out;
 	addr_len = err;
 
-	down(&u->readsem);
+	mutex_lock(&u->readlock);
 
 	err = -EINVAL;
 	if (u->addr)
@@ -816,7 +816,7 @@
 out_unlock:
 	spin_unlock(&unix_table_lock);
 out_up:
-	up(&u->readsem);
+	mutex_unlock(&u->readlock);
 out:
 	return err;
 
@@ -1545,7 +1545,7 @@
 
 	msg->msg_namelen = 0;
 
-	down(&u->readsem);
+	mutex_lock(&u->readlock);
 
 	skb = skb_recv_datagram(sk, flags, noblock, &err);
 	if (!skb)
@@ -1600,7 +1600,7 @@
 out_free:
 	skb_free_datagram(sk,skb);
 out_unlock:
-	up(&u->readsem);
+	mutex_unlock(&u->readlock);
 out:
 	return err;
 }
@@ -1676,7 +1676,7 @@
 		memset(&tmp_scm, 0, sizeof(tmp_scm));
 	}
 
-	down(&u->readsem);
+	mutex_lock(&u->readlock);
 
 	do
 	{
@@ -1700,7 +1700,7 @@
 			err = -EAGAIN;
 			if (!timeo)
 				break;
-			up(&u->readsem);
+			mutex_unlock(&u->readlock);
 
 			timeo = unix_stream_data_wait(sk, timeo);
 
@@ -1708,7 +1708,7 @@
 				err = sock_intr_errno(timeo);
 				goto out;
 			}
-			down(&u->readsem);
+			mutex_lock(&u->readlock);
 			continue;
 		}
 
@@ -1774,7 +1774,7 @@
 		}
 	} while (size);
 
-	up(&u->readsem);
+	mutex_unlock(&u->readlock);
 	scm_recv(sock, msg, siocb->scm, flags);
 out:
 	return copied ? : err;