[PATCH 1/2] Bluetooth: Change interleaved discovery behavior
From: Andre Guedes <hidden>
Date: 2012-02-24 14:41:04
Subsystem:
bluetooth subsystem, the rest · Maintainers:
Marcel Holtmann, Luiz Augusto von Dentz, Linus Torvalds
According to last discussion on IRC, if an interleaved discovery is issued, but the device is not dual mode, we should return error instead of performing a regular BR/EDR or LE-only discovery. Signed-off-by: Andre Guedes <redacted> --- net/bluetooth/mgmt.c | 29 +++++------------------------ 1 file changed, 5 insertions(+), 24 deletions(-)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 07e31f7..8a36e68 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c@@ -2539,29 +2539,6 @@ unlock: return err; } -static int discovery(struct hci_dev *hdev) -{ - int err; - - if (lmp_host_le_capable(hdev)) { - if (lmp_bredr_capable(hdev)) { - err = hci_le_scan(hdev, LE_SCAN_TYPE, - LE_SCAN_INT, LE_SCAN_WIN, - LE_SCAN_TIMEOUT_BREDR_LE); - } else { - hdev->discovery.type = DISCOV_TYPE_LE; - err = hci_le_scan(hdev, LE_SCAN_TYPE, - LE_SCAN_INT, LE_SCAN_WIN, - LE_SCAN_TIMEOUT_LE_ONLY); - } - } else { - hdev->discovery.type = DISCOV_TYPE_BREDR; - err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR); - } - - return err; -} - int mgmt_interleaved_discovery(struct hci_dev *hdev) { int err;
@@ -2631,7 +2608,11 @@ static int start_discovery(struct sock *sk, u16 index, break; case DISCOV_TYPE_INTERLEAVED: - err = discovery(hdev); + if (lmp_host_le_capable(hdev) && lmp_bredr_capable(hdev)) + err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT, + LE_SCAN_WIN, LE_SCAN_TIMEOUT_BREDR_LE); + else + err = -ENOTSUPP; break; default:
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1.7.9.2