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Commit dd2ef8e2 authored by Andre Guedes's avatar Andre Guedes Committed by Marcel Holtmann
Browse files

Bluetooth: Update background scan parameters 



If new scanning parameters are set while background scan is running,
we should restart background scanning so these parameters are updated.

Signed-off-by: default avatarAndre Guedes <andre.guedes@openbossa.org>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 8ef30fd3

net/bluetooth/mgmt.c

+15 −0
Original line number Diff line number Diff line
@@ -3924,6 +3924,21 @@ static int set_scan_params(struct sock *sk, struct hci_dev *hdev, 


	err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0);



	/* If background scan is running, restart it so new parameters are

	 * loaded.

	 */

	if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) &&

	    hdev->discovery.state == DISCOVERY_STOPPED) {

		struct hci_request req;



		hci_req_init(&req, hdev);



		hci_req_add_le_scan_disable(&req);

		hci_req_add_le_passive_scan(&req);



		hci_req_run(&req, NULL);

	}



	hci_dev_unlock(hdev);



	return err;