[alsa-devel] [BUG] WARNING: at fs/sysfs/dir.c:455 sysfs_add_one+0x83/0x95

[Steven Rostedt]

On Wed, 2011-03-09 at 17:38 +0100, Takashi Iwai wrote:

> Could you try the patch below?  Totally untested.

It seems to work. I added the patch and the warning is gone, and removed
it, and it reappeared. Now, I don't have and speakers attached to this
test box, so I never tested if sound works ;)

> 
> 
> Takashi
> 
> ---
> From: Takashi Iwai <tiwai at suse.de>
> Subject: [PATCH] sound: Use sound_register_*() for additional OSS minor devices
> 
> Since OSS driver creates the device entries for /dev/audio* and
> /dev/dspW* by itself without coping with sound_core, it leads to
> conflicts with others and let sysfs spewing warnings.
> 
> This patch rewrites the registration part of OSS driver to use
> the standard method also for additional minor devices.

Reported-by: Steven Rostedt <rostedt at goodmis.org> (with ktest.pl)
Tested-by: Steven Rostedt <rostedt at goodmis.org> (with ktest.pl)

-- Steve

> 
> Signed-off-by: Takashi Iwai <tiwai at suse.de>
> ---