From: Jiri Slaby <jirislaby@gmail.com>
Date: Fri, 19 Dec 2008 08:31:00 +0000
Subject: Re: [PATCH] HID: avoid sparse warning in HID_COMPAT_LOAD_DRIVER
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To: Hannes Eder <hannes@hanneseder.net>
Cc: Ben Dooks <ben-linux@fluff.org>, Jiri Kosina <jkosina@suse.cz>, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org

On 12/16/2008 08:44 PM, Hannes Eder wrote:
> But, don't ask my why the void functions with empty function bodies
> are exported.

Because of autoload to create a dependency. Note that this is a temporary
solution to workaround the non-presence of hid bus in module-init-tools and will
be removed in next few releases.