Bluetooth: Rename L2CAP_CID_LE_DATA to L2CAP_CID_ATT

In future Core Specification versions the ATT CID will be just one of
many possible CIDs that can be used for data transfer. Therefore, it
makes sense to rename the define for the ATT CID to something less
ambigous.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 36fed40..0098af8 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -466,7 +466,7 @@
 static bool l2cap_valid_mtu(struct l2cap_chan *chan, u16 mtu)
 {
 	switch (chan->scid) {
-	case L2CAP_CID_LE_DATA:
+	case L2CAP_CID_ATT:
 		if (mtu < L2CAP_LE_MIN_MTU)
 			return false;
 		break;
@@ -630,7 +630,7 @@
 		conn = chan->conn;
 
 		/*change security for LE channels */
-		if (chan->scid == L2CAP_CID_LE_DATA) {
+		if (chan->scid == L2CAP_CID_ATT) {
 			if (!conn->hcon->out) {
 				err = -EINVAL;
 				break;