1 files changed, 6 insertions, 0 deletions

diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index fcf012a422fd..3f21207d59e5 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -69,6 +69,9 @@ static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
         if (la.l2_cid && la.l2_psm)
                 return -EINVAL;
 
+        if (!bdaddr_type_is_valid(la.l2_bdaddr_type))
+                return -EINVAL;
+
         lock_sock(sk);
 
         if (sk->sk_state != BT_OPEN) {
@@ -144,6 +147,9 @@ static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr,
         if (la.l2_cid && la.l2_psm)
                 return -EINVAL;
 
+        if (!bdaddr_type_is_valid(la.l2_bdaddr_type))
+                return -EINVAL;
+
         err = l2cap_chan_connect(chan, la.l2_psm, __le16_to_cpu(la.l2_cid),
                                  &la.l2_bdaddr, la.l2_bdaddr_type);
         if (err)