memcpy(skb_push(skb, 1), &skb->pkt_type, 1); 
memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1); 
static int h4_enqueue(struct hci_uart *hu, struct sk_buff *skb){	struct h4_struct *h4 = hu->priv;	BT_DBG("hu %p skb %p", hu, skb);	/* Prepend skb with frame type */	memcpy(skb_push(skb, 1), &skb->pkt_type, 1);	skb_queue_tail(&h4->txq, skb);	return 0;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/0d48d93947dd9ea21c5cdc76a8581b06a4a39281/hci_h4.c/clean/drivers/bluetooth/hci_h4.c