Re: [Resend Patch 7/9] I2C/ACPI: Add i2c ACPI operation region support

[Mika Westerberg]

On Wed, Apr 23, 2014 at 09:53:21AM +0800, Lan Tianyu wrote:
> Hi Mika:
> 	Thanks a lot for your review.
> 
> On 2014å04æ22æ 19:36, Mika Westerberg wrote:
> >> > +
> >> > +	client.adapter = adapter;
> >> > +	client.addr = sb->slave_address;
> >> > +	client.flags = 0;
> > I'm not sure if this is the correct way to use struct i2c_client
> > (allocating it from stack and passing forward to functions that might
> > expect a real i2c_client structure). It has ->dev and all.
> 
> I check all i2c_smbus_xxx helper functions and they are simple wrappers
> of i2c_smbus_xfer(). Only adapter, addr and flags of struct client are
> used in these functions.

In that case I suppose it is OK to (ab)use the client structure like this.

I think you still want to initialize the whole structure (unused fields
with zero) before passing it to the wrappers.
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