On Wed, May 13, 2020 at 09:10:04AM +0200, Wolfram Sang wrote:
> 
> > > - addr_info->added_client = i2c_new_device(to_i2c_adapter(adev),
> > > -                                          &addr_info->binfo);
> > > + addr_info->added_client = i2c_new_client_device(to_i2c_adapter(adev),
> > > +                                                 &addr_info->binfo);
> > 
> > i2c_new_client_device returns an ERR_PTR, not NULL on error.  So this
> 
> Yes, this is the main motivation for the new API.
> 
> > needs some more work.  I'll send something out soon.
> 
> Why does it need that work? 'added_client' is only used with
> i2c_unregister_device() which has been fixed to handle ERR_PTR as well.
> Or am I missing something?
> 

No, I didn't look to see if i2c_unregister_device could handle that.

-corey


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