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authorMarcel Holtmann <marcel@holtmann.org>2013-10-11 07:01:03 -0700
committerJohan Hedberg <johan.hedberg@intel.com>2013-10-11 17:00:24 +0200
commit52bc423a7e74f5d1dac3ab61e742831e004b8e39 (patch)
tree992faca9da3bbf0ec43b499208b0f3c9ea5bc9e0 /drivers
parent03b31868a463c48d6ebd8825326ee8310fce62c3 (diff)
downloadlinux-52bc423a7e74f5d1dac3ab61e742831e004b8e39.tar.bz2
Bluetooth: Remove pointless parameter check in hci_uart_send_frame()
The hdev parameter of hci_uart_send_frame() is always valid. If it were not valid, then it would have crashed earlier in the call chain. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/bluetooth/hci_ldisc.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index b04054675c48..6e06f6f69152 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -236,18 +236,11 @@ static int hci_uart_close(struct hci_dev *hdev)
/* Send frames from HCI layer */
static int hci_uart_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_uart *hu;
-
- if (!hdev) {
- BT_ERR("Frame for unknown device (hdev=NULL)");
- return -ENODEV;
- }
+ struct hci_uart *hu = hci_get_drvdata(hdev);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
- hu = hci_get_drvdata(hdev);
-
BT_DBG("%s: type %d len %d", hdev->name, bt_cb(skb)->pkt_type, skb->len);
hu->proto->enqueue(hu, skb);