NCI_HCI_HCP_MESSAGE_HEADER_LEN
skb_pull(conn_info->rx_skb, NCI_HCI_HCP_MESSAGE_HEADER_LEN);
skb_pull(skb, NCI_HCI_HCP_MESSAGE_HEADER_LEN);
skb_pull(conn_info->rx_skb, NCI_HCI_HCP_MESSAGE_HEADER_LEN);
skb_pull(conn_info->rx_skb, NCI_HCI_HCP_MESSAGE_HEADER_LEN);