Re: [PATCH] usb: storage: ene_ub6250: Fix right shift warnings

From: Greg KH
Date: Thu Sep 12 2024 - 01:06:58 EST


On Thu, Sep 12, 2024 at 06:15:18AM +0530, Abhishek Tamboli wrote:
> Hi Alan,
> On Thu, Aug 01, 2024 at 10:51:35AM -0400, Alan Stern wrote:
> > On Thu, Aug 01, 2024 at 08:54:18AM +0200, 'Oliver Neukum' via USB Mass Storage on Linux wrote:
> > >
> > >
> > > On 31.07.24 20:19, Alan Stern wrote:
> > > > On Wed, Jul 31, 2024 at 11:34:45PM +0530, Abhishek Tamboli wrote:
> > > > > On Wed, Jul 31, 2024 at 10:04:33AM -0400, Alan Stern wrote:
> > >
> > > Hi,
> > >
> > > I should make my reasoning clearer.
> > >
> > > > > > Replacing the variable with a constant won't make much difference. The
> > > > > > compiler will realize that bl_len has a constant value and will generate
> > > > > > appropriate code anyway. I think just changing the type is a fine fix.
> > >
> > > While that is absolutely true, it kind of removes the reason for the patch
> > > in the first place. The code gcc generates is unlikely to be changed.
> > >
> > > We are reacting to a warning an automatic tool generates. That is a good thing.
> > > We should have clean code. The question is how we react to such a report.
> > > It just seems to me that if we fix such a warning, the code should really be clean
> > > after that. Just doing the minimum that will make the checker shut up is
> > > no good.
> >
> > With this fix, the code seems clean to me. It may not be as short as
> > possible, but it's clean.
>
> I noticed that the patch has not yet been pulled into linux-next,
> even though it has been acked-by you for over a month. Is there
> anything else I need to do on my end?

Yes, please resend it, it is long gone from my review queue, sorry.

thanks,

greg k-h