From mboxrd@z Thu Jan  1 00:00:00 1970
From: Liam Girdwood <lrg@ti.com>
Subject: Re: [PATCH 1/3] ASoC: Tegra:
 tegra_pcm_deallocate_dma_buffer: Don't OOPS
Date: Mon, 8 Aug 2011 16:43:46 +0100
Message-ID: <1312818226.3314.0.camel@CNA0741383>
References: <1312497884-1599-1-git-send-email-swarren@nvidia.com>
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To: Stephen Warren <swarren@nvidia.com>
Cc: "linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>, "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, Mark Brown <broonie@opensource.wolfsonmicro.com>
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On Fri, 2011-08-05 at 00:44 +0200, Stephen Warren wrote:
> Not all PCM devices have all sub-streams. Specifically, the SPDIF driver
> only supports playback and hence has no capture substream. Check whether
> a substream exists before dereferencing it, when de-allocating DMA
> buffers in tegra_pcm_deallocate_dma_buffer.
> 
> Signed-off-by: Stephen Warren <swarren@nvidia.com>
> ---

All 

Acked-by: Liam Girdwood <lrg@ti.com>