linux-kernel - Re: [alsa-devel] sysfs: WARNING: at fs/sysfs/dir.c:424 sysfs_add_one()

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Date:	Fri, 26 Oct 2007 16:18:03 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Greg KH <greg@...ah.com>
Cc:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	alsa-devel@...a-project.org, Amit Shah <amitshah@....net>,
	linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] sysfs: WARNING: at fs/sysfs/dir.c:424	sysfs_add_one() - with	ALSA

At Fri, 26 Oct 2007 08:52:02 -0700,
Greg KH wrote:
> 
> On Fri, Oct 26, 2007 at 02:47:22PM +0530, Kamalesh Babulal wrote:
> > I get similar warning, while loading the alsa driver
> 
> This is a different problem, not a rename issue like the network one
> was.
> 
> > [  191.933548] Advanced Linux Sound Architecture Driver Version 1.0.15
> > (Tue Oct 23 06:09:18 2007 UTC).
> > [  191.996323] ALSA sound/core/seq/oss/seq_oss.c:232: can't register
> > device seq
> > [  192.046004] sysfs: duplicate filename 'audio' can not be created
> > [  192.086048] WARNING: at fs/sysfs/dir.c:424 sysfs_add_one()
> 
> This is an error in the alsa core, perhaps the alsa developers can help
> figure out why they are registering the same file twice?

ALSA core shouldn't do so.  Maybe a built-in OSS driver conflict with
ALSA?  We'd need to check .config, then.


Takashi
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