diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index dcce0cf1d7ccada7bc1f0177c889ca4dac2f639d..4ac31695946b9f3e3eaf9539b82a318af9d5dfbb 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1353,10 +1353,17 @@ static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) hci_dev_lock(hdev); - if (cp->val) + if (cp->val) { changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); - else + } else { + if (hdev_is_powered(hdev)) { + err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, + MGMT_STATUS_REJECTED); + goto unlock; + } + changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); + } err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); if (err < 0)