Re: [PATCH] staging: greybus: fix gb_loopback_stats_attrs definition

From: Joe Perches
Date: Fri May 14 2021 - 15:32:47 EST


On Fri, 2021-05-14 at 13:53 -0500, Alex Elder wrote:
> On 5/14/21 10:56 AM, Joe Perches wrote:
> > On Fri, 2021-05-14 at 17:30 +0200, Greg KH wrote:
> > > On Fri, May 14, 2021 at 08:42:16PM +0530, Shreyansh Chouhan wrote:
> > []
> > > > I didn't look at how/where was the macro called and missed a very
> > > > obvious error. Now that I have looked at it, the only way I can think of
> > > > fixing this is changing the macro to a (inline?) function. Will
> > > > that be a desirable change?
> > >
> > > No, it can't be a function, the code is fine as-is, checkpatch is just a
> > > perl script and does not always know what needs to be done.
> >
> > true.
> >
> > perhaps better though to rename these declaring macros to start with declare_
>
> I don't disagree with your suggestion, but it's not clear it
> would have prevented submission of the erroneous initial patch
> (nor future ones from people who blindly follow checkpatch.pl
> suggestions).

With my checkpatch maintainer hat on:

Yeah Alex, I know. checkpatch can't teach people c either.
There's not much to do other than try to make the code clearer.
Adding exceptions to checkpatch only leads to other exceptions
and false negatives...

> PS Lots of negatives in that sentence.

Only positives...

cheers, Joe