diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index e46242d4455d..aa2ce78f56a2 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -1536,6 +1536,7 @@ static int iso_sock_getname(struct socket *sock, struct sockaddr *addr,
 
 	lock_sock(sk);
 
+	memset(sa, 0, sizeof(struct sockaddr_iso));
 	addr->sa_family = AF_BLUETOOTH;
 
 	if (peer) {
@@ -1546,6 +1547,7 @@ static int iso_sock_getname(struct socket *sock, struct sockaddr *addr,
 		sa->iso_bdaddr_type = iso_pi(sk)->dst_type;
 
 		if (hcon && (hcon->type == BIS_LINK || hcon->type == PA_LINK)) {
+			memset(sa->iso_bc, 0, sizeof(struct sockaddr_iso_bc));
 			sa->iso_bc->bc_sid = iso_pi(sk)->bc_sid;
 			sa->iso_bc->bc_num_bis = iso_pi(sk)->bc_num_bis;
 			memcpy(sa->iso_bc->bc_bis, iso_pi(sk)->bc_bis,