diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 960c6d1637da0d3ee23cc998e5890b84123f76c9..926ed39912ea7e2fd9d601063e0993c85220e226 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -703,6 +703,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname, char __user
 			break;
 		}
 
+		memset(&cinfo, 0, sizeof(cinfo));
 		cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle;
 		memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3);