diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 7f97049..141e7b0 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -43,6 +43,12 @@
 static struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock,
 				     int proto, gfp_t prio);
 
+bool l2cap_is_socket(struct socket *sock)
+{
+	return sock && sock->ops == &l2cap_sock_ops;
+}
+EXPORT_SYMBOL(l2cap_is_socket);
+
 static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
 {
 	struct sock *sk = sock->sk;