c
< static void qca_tlv_check_data(struct hci_dev *hdev,
---
> static void qca_tlv_check_data(struct hci_dev *hdev)
> {
>     if (!hdev) {
>         // Handle error: null pointer
>         return;
>     }
>     struct hci_dev *safe_hdev = get_safe_pointer(hdev);
>     if (!safe_hdev) {
>         // Handle error: invalid pointer
>         return;
>     }
>     // Use safe_hdev instead of hdev
