[alsa-devel] [PATCH] ALSA: usb-audio: Fix parsing descriptor of UAC2 processing unit

[Greg Kroah-Hartman]

On Mon, Mar 19, 2018 at 07:11:08AM +0100, Kirill Marinushkin wrote:
> Currently, the offsets in the UAC2 processing unit descriptor are
> calculated incorrectly. It causes an issue when connecting the device which
> provides such a feature:
> 
> ~~~~
> [84126.724420] usb 1-1.3.1: invalid Processing Unit descriptor (id 18)
> ~~~~
> 
> After this patch is applied, the UAC2 processing unit inits w/o this error.
> 
> Fixes: 5e1ddb481776 ("UAPI: (Scripted) Disintegrate include/linux/usb")
> Signed-off-by: Kirill Marinushkin <k.marinushkin at gmail.com>
> Cc: Mark Brown <broonie at kernel.org>
> Cc: Jaroslav Kysela <perex at perex.cz>
> Cc: Takashi Iwai <tiwai at suse.com>
> Cc: Thomas Gleixner <tglx at linutronix.de>
> Cc: Felipe Balbi <felipe.balbi at linux.intel.com>
> Cc: Philippe Ombredanne <pombredanne at nexb.com>
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Cc: Ruslan Bilovol <ruslan.bilovol at gmail.com>
> Cc: linux-kernel at vger.kernel.org
> Cc: alsa-devel at alsa-project.org
> ---
>  include/uapi/linux/usb/audio.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

	Cc: stable <stable at vger.kernel.org>
 perhaps?