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Bluetooth: Disallow LE scanning and connecting in peripheral role 

When an adapter is in the LE peripheral role scanning for other devices
or initiating connections to them is not allowed. This patch makes sure
that such attempts will result in appropriate error returns.

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>
This commit is contained in:
Johan Hedberg 2012-10-24 21:12:03 +03:00 committed by Gustavo Padovan
parent 33f8f5269e
commit f15504788d
2 changed files with 6 additions and 0 deletions
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3
net/bluetooth/hci_conn.c
View File

@ -502,6 +502,9 @@ static struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
{ {
struct hci_conn *le; struct hci_conn *le;
if (test_bit(HCI_LE_PERIPHERAL, &hdev->flags))
return ERR_PTR(-ENOTSUPP);
le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst); le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst);
if (!le) { if (!le) {
le = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT); le = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);

3
net/bluetooth/hci_core.c
View File

@ -1577,6 +1577,9 @@ int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
BT_DBG("%s", hdev->name); BT_DBG("%s", hdev->name);
if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags))
return -ENOTSUPP;
if (work_busy(&hdev->le_scan)) if (work_busy(&hdev->le_scan))
return -EINPROGRESS; return -EINPROGRESS;