linux-kernel - Re: [PATCH] USB: whci-hcd: fix compiler warning

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Date:	Wed, 1 Dec 2010 09:36:04 -0800
From:	Greg KH <gregkh@...e.de>
To:	Namhyung Kim <namhyung@...il.com>
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] USB: whci-hcd: fix compiler warning

On Thu, Dec 02, 2010 at 01:49:11AM +0900, Namhyung Kim wrote:
> 2010-12-01 (수), 08:10 -0800, Greg KH:
> > On Wed, Dec 01, 2010 at 01:28:41PM +0900, Namhyung Kim wrote:
> > > Annotate whci_hcd_id_table as '__used' to fix following warning:
> > > 
> > >   CC      drivers/usb/host/whci/hcd.o
> > > drivers/usb/host/whci/hcd.c:359: warning: ‘whci_hcd_id_table’ defined but not used
> > 
> > Are you seeing this warning when you build the module into the kernel,
> > or as a module?
> > 
> > thanks,
> > 
> > greg k-h
> 
> I saw it during allyesconfig build but not on allmodconfig.
> Maybe we can wrap it up in #ifdef CONFIG_MODULES ?

No, don't do that, your __used is the correct thing here, I just wanted
to make sure why you were seeing this warning.

thanks,

greg k-h
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