bluetooth: Add hci_h4p driver

[Pavel Machek]

Hi!

> > +	h4p_simple_send_frame(info, skb);
> > +
> > +	if (!wait_for_completion_interruptible_timeout(&info->init_completion,
> > +						       msecs_to_jiffies(1000))) {
> > +		printk("h4p: negotiation did not return\n");
> 
> Memory leak in the error case

And memory leak in the normal case, too, no? Fixed.

> > +	case H4_ACL_PKT:
> > +		acl_hdr = (struct hci_acl_hdr *)skb->data;
> > +		retval = le16_to_cpu(acl_hdr->dlen);
> 
> Could you explain, why only this needs endianness converted?

This one is 16 bit, the others I checked are 8 bit.

> > +static void h4p_rx_tasklet(unsigned long data)
> > +{
> > +	u8 byte;
> > +	struct h4p_info *info = (struct h4p_info *)data;
> > +
> > +	BT_DBG("tasklet woke up");
> > +	BT_DBG("rx_tasklet woke up");
> 
> Isn't this a bit redundant?

Fixed.

> > +	struct sk_buff *skb;
> > +	struct h4p_info *info = (struct h4p_info *)data;
> > +
> > +	BT_DBG("tasklet woke up");
> > +	BT_DBG("tx_tasklet woke up");
> 
> Doubled?

Fixed.

Thanks,
									Pavel

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