Bluetooth: Fix sending unnecessary HCI_Write_SSP_Mode command

This patch fixes sending an unnecessary HCI_Write_SSP_Mode command if
the command has already been sent as part of the default HCI init
sequence.

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>

net/bluetooth/mgmt.c

@@ -2913,7 +2913,8 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
 	mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
 
 	if (powered) {
-		if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) {
+		if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) &&
+		    !lmp_host_ssp_capable(hdev)) {
 			u8 ssp = 1;
 
 			hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &ssp);