diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2013-10-06 16:11:57 -0700 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2013-10-07 08:52:26 +0200 |
| commit | 5559435654776359679613f69f1c0a2895603a69 (patch) | |
| tree | 5748728db076eacee88c8ec4c37275587f1246da /net | |
| parent | 1514b8928e5d8273920b26276cd9617b6dbc7760 (diff) | |
| download | blackbird-op-linux-5559435654776359679613f69f1c0a2895603a69.tar.gz blackbird-op-linux-5559435654776359679613f69f1c0a2895603a69.zip | |
Bluetooth: Send new settings only when pairable changes
In case the current value of pairable is already configured, do not
send a new settings event indicating that something has changed while
in reality everything is the same.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/mgmt.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 9702079833fc..3f628fd71b4e 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1188,6 +1188,7 @@ static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) { struct mgmt_mode *cp = data; + bool changed; int err; BT_DBG("request for %s", hdev->name); @@ -1199,17 +1200,18 @@ static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, hci_dev_lock(hdev); if (cp->val) - set_bit(HCI_PAIRABLE, &hdev->dev_flags); + changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); else - clear_bit(HCI_PAIRABLE, &hdev->dev_flags); + changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); if (err < 0) - goto failed; + goto unlock; - err = new_settings(hdev, sk); + if (changed) + err = new_settings(hdev, sk); -failed: +unlock: hci_dev_unlock(hdev); return err; } |
