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Date:   Mon, 08 Jun 2020 19:35:57 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Michał Mirosław <mirq-linux@...e.qmqm.pl>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ALSA: pcm: disallow linking stream to itself

On Mon, 08 Jun 2020 18:50:39 +0200,
Michał Mirosław wrote:
> 
> Prevent SNDRV_PCM_IOCTL_LINK linking stream to itself - the code
> can't handle it. Fixed commit is not where bug was introduced, but
> changes the context significantly.
> 
> Cc: stable@...r.kernel.org
> Fixes: 0888c321de70 ("pcm_native: switch to fdget()/fdput()")
> Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
> ---
> v2: EDEADLK -> EINVAL

Applied now.  Thanks!


Takashi

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