linux-kernel - Re: [PATCH] HID: avoid sparse warning in HID_COMPAT_LOAD

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Message-ID: <alpine.LNX.1.10.0812161659580.21089@jikos.suse.cz>
Date:	Tue, 16 Dec 2008 17:01:38 +0100 (CET)
From:	Jiri Kosina <jkosina@...e.cz>
To:	Ben Dooks <ben-linux@...ff.org>
cc:	Hannes Eder <hannes@...neseder.net>, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] HID: avoid sparse warning in HID_COMPAT_LOAD_DRIVER

On Tue, 16 Dec 2008, Ben Dooks wrote:

> >  #ifdef CONFIG_HID_COMPAT
> >  #define HID_COMPAT_LOAD_DRIVER(name)	\
> > +/* prototype to avoid sparse warning */	\
> > +extern void hid_compat_##name(void);	\
> >  void hid_compat_##name(void) { }	\
> surely this could simply be changed to 'static void 
> hid_compat_##name(void)' if it is only being defined to be an empty 

This will cause gcc emit warnings about unused symbols.

-- 
Jiri Kosina
SUSE Labs
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