diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index e21c53b08da4..09051e4cbade 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -416,8 +416,10 @@ static void __sco_sock_close(struct sock *sk)
 		if (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);
 		} else
 			sco_chan_del(sk, ECONNRESET);
 		break;