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Bluetooth: Restrict disabling of HS when controller is powered off

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Disabling the high speed setting when the controller is powered on has
too many side effects that are not taken care of. And in general it
is not an useful operation anyway. So just make such a command fail
with a rejection error message.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2013-10-02 00:27:02 -07:00 committed by Johan Hedberg
parent 0663ca2a03
commit a0cdf960be
1 changed files with 9 additions and 2 deletions
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11
net/bluetooth/mgmt.c
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@ -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)