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@xxxxxxxxxxxx>
---
drivers/bluetooth/hci_ldisc.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index b040546..6e06f6f 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);
--
1.8.3.1
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