Bluetooth: hci_core: Fix calling mgmt_device_connected

Since 61a939c ("Bluetooth: Queue incoming ACL data until
BT_CONNECTED state is reached") there is no long the need to call
mgmt_device_connected as ACL data will be queued until BT_CONNECTED
state.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=219458
Link: bluez/bluez#1014
Fixes: 333b4fd ("Bluetooth: L2CAP: Fix uaf in l2cap_connect")
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

Author: Vudentz

net/bluetooth/hci_core.c

@@ -3788,8 +3788,6 @@ static void hci_acldata_packet(struct hci_dev *hdev, struct sk_buff *skb)
 
 	hci_dev_lock(hdev);
 	conn = hci_conn_hash_lookup_handle(hdev, handle);
-	if (conn && hci_dev_test_flag(hdev, HCI_MGMT))
-		mgmt_device_connected(hdev, conn, NULL, 0);
 	hci_dev_unlock(hdev);
 
 	if (conn) {