Merge "Check HCI_ACL header length"

  uint16_t hci_len;

  STREAM_TO_UINT16(hci_len, p);

  if (hci_len < L2CAP_PKT_OVERHEAD) {

    /* Must receive at least the L2CAP length and CID */

  if (hci_len < L2CAP_PKT_OVERHEAD || hci_len != p_msg->len - 4) {

    /* Remote-declared packet size must match HCI_ACL size - ACL header (4) */

    L2CAP_TRACE_WARNING("L2CAP - got incorrect hci header");

    osi_free(p_msg);

    return;