The hdev parameter of btuart_hci_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>
 
 static int btuart_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
 {
-       btuart_info_t *info;
-
-       if (!hdev) {
-               BT_ERR("Frame for unknown HCI device (hdev=NULL)");
-               return -ENODEV;
-       }
-
-       info = hci_get_drvdata(hdev);
+       btuart_info_t *info = hci_get_drvdata(hdev);
 
        switch (bt_cb(skb)->pkt_type) {
        case HCI_COMMAND_PKT: