diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2012-07-27 12:38:39 +0530 |
|---|---|---|
| committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2012-08-06 15:03:02 -0300 |
| commit | 98921dbd00c4e2e4bdd56423cb5edf98d57b45f7 (patch) | |
| tree | e16d6911125fa785fc3406bdd0e12cf15a9e663f | |
| parent | fdefa118ebbcadad4adbaaab067be06a96a48e15 (diff) | |
Bluetooth: Use devm_kzalloc in btusb.c file
devm_kzalloc() eliminates the need to free memory explicitly
thereby saving some cleanup code.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
| -rw-r--r-- | drivers/bluetooth/btusb.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index e27221411036..f637c2550016 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -952,7 +952,7 @@ static int btusb_probe(struct usb_interface *intf, return -ENODEV; } - data = kzalloc(sizeof(*data), GFP_KERNEL); + data = devm_kzalloc(&intf->dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; @@ -975,10 +975,8 @@ static int btusb_probe(struct usb_interface *intf, } } - if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) { - kfree(data); + if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) return -ENODEV; - } data->cmdreq_type = USB_TYPE_CLASS; @@ -998,10 +996,8 @@ static int btusb_probe(struct usb_interface *intf, init_usb_anchor(&data->deferred); hdev = hci_alloc_dev(); - if (!hdev) { - kfree(data); + if (!hdev) return -ENOMEM; - } hdev->bus = HCI_USB; hci_set_drvdata(hdev, data); @@ -1069,7 +1065,6 @@ static int btusb_probe(struct usb_interface *intf, data->isoc, data); if (err < 0) { hci_free_dev(hdev); - kfree(data); return err; } } @@ -1077,7 +1072,6 @@ static int btusb_probe(struct usb_interface *intf, err = hci_register_dev(hdev); if (err < 0) { hci_free_dev(hdev); - kfree(data); return err; } @@ -1110,7 +1104,6 @@ static void btusb_disconnect(struct usb_interface *intf) usb_driver_release_interface(&btusb_driver, data->isoc); hci_free_dev(hdev); - kfree(data); } #ifdef CONFIG_PM |