--- x/net/bluetooth/sco.c
+++ y/net/bluetooth/sco.c
@@ -191,8 +191,6 @@ static void sco_conn_del(struct hci_conn
 	/* Kill socket */
 	sco_conn_lock(conn);
 	sk = conn->sk;
-	if (sk)
-		sock_hold(sk);
 	sco_conn_unlock(conn);
 
 	if (sk) {
@@ -217,6 +215,7 @@ static void __sco_chan_add(struct sco_co
 
 	sco_pi(sk)->conn = conn;
 	conn->sk = sk;
+	sock_hold(sk);
 
 	if (parent)
 		bt_accept_enqueue(parent, sk, true);
@@ -296,6 +295,7 @@ static int sco_connect(struct sock *sk)
 		sco_sock_set_timer(sk, sk->sk_sndtimeo);
 	}
 
+	hci_conn_get(hcon);
 	release_sock(sk);
 
 unlock:
@@ -438,12 +438,14 @@ static void __sco_sock_close(struct sock
 	case BT_CONNECTED:
 	case BT_CONFIG:
 		if (sco_pi(sk)->conn->hcon) {
+			struct hci_conn *hcon = sco_pi(sk)->conn->hcon;
+
 			sk->sk_state = BT_DISCONN;
 			sco_sock_set_timer(sk, SCO_DISCONN_TIMEOUT);
 			sco_conn_lock(sco_pi(sk)->conn);
-			hci_conn_drop(sco_pi(sk)->conn->hcon);
 			sco_pi(sk)->conn->hcon = NULL;
 			sco_conn_unlock(sco_pi(sk)->conn);
+			hci_conn_put(hcon);
 		} else
 			sco_chan_del(sk, ECONNRESET);
 		break;