Re: [PATCH v4 5/5] Add ioctls to enable and disable local controls on an instrument

[Dave Penkler <dpenkler@gmail.com>]

On Sun, Nov 15, 2015 at 10:10:35PM +0200, Andy Shevchenko wrote:
> On Sun, Nov 15, 2015 at 8:40 PM, Dave Penkler <dpenkler@gmail.com> wrote:
> > These ioctls provide support for the USBTMC-USB488 control requests
> > for REN_CONTROL, GO_TO_LOCAL and LOCAL_LOCKOUT
> >
> > +
> > +       dev = &data->intf->dev;
> 
> Could be assigned above.
> 

ok

> > +               wValue = (val) ? 1 : 0;
> 
> Redundant parens.
> 

ok

> > +               rv = -EIO;
> 
> Hmm??? Does usb_control_msg() return a proper error code? If it does,
> perhaps better to propagate it.
> 

You are right.

> > +               rv = -EIO;
> > +               goto exit;
> 
> > +       } else {
> 
> Redundant else.
> 

OK

> 
Thanks,
-Dave