Bluetooth: Create empty l2cap ops function

A2MP doesn't use part of the L2CAP chan ops API so we just create general
empty function instead of the A2MP specific one.
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>

include/net/bluetooth/l2cap.h

@@ -740,6 +740,18 @@ static inline __u16 __next_seq(struct l2cap_chan *chan, __u16 seq)
 	return (seq + 1) % (chan->tx_win_max + 1);
 }
 
+static inline struct l2cap_chan *l2cap_chan_no_new_connection(struct l2cap_chan *chan)
+{
+	return NULL;
+}
+
+static inline void l2cap_chan_no_teardown(struct l2cap_chan *chan, int err)
+{
+}
+
+static inline void l2cap_chan_no_ready(struct l2cap_chan *chan)
+{
+}
 
 extern bool disable_ertm;
 

net/bluetooth/a2mp.c

@@ -440,23 +440,6 @@ static struct sk_buff *a2mp_chan_alloc_skb_cb(struct l2cap_chan *chan,
 	return bt_skb_alloc(len, GFP_KERNEL);
 }
 
-static struct l2cap_chan *a2mp_chan_no_new_conn_cb(struct l2cap_chan *chan)
-{
-	BT_ERR("new_connection for chan %p not implemented", chan);
-
-	return NULL;
-}
-
-static void a2mp_chan_no_teardown_cb(struct l2cap_chan *chan, int err)
-{
-	BT_ERR("teardown for chan %p not implemented", chan);
-}
-
-static void a2mp_chan_no_ready(struct l2cap_chan *chan)
-{
-	BT_ERR("ready for chan %p not implemented", chan);
-}
-
 static struct l2cap_ops a2mp_chan_ops = {
 	.name = "L2CAP A2MP channel",
 	.recv = a2mp_chan_recv_cb,
@@ -465,9 +448,9 @@ static struct l2cap_ops a2mp_chan_ops = {
 	.alloc_skb = a2mp_chan_alloc_skb_cb,
 
 	/* Not implemented for A2MP */
-	.new_connection = a2mp_chan_no_new_conn_cb,
-	.teardown = a2mp_chan_no_teardown_cb,
-	.ready = a2mp_chan_no_ready,
+	.new_connection = l2cap_chan_no_new_connection,
+	.teardown = l2cap_chan_no_teardown,
+	.ready = l2cap_chan_no_ready,
 };
 
 static struct l2cap_chan *a2mp_chan_open(struct l2cap_conn *conn)