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ASoC: soc-pcm: use GFP_ATOMIC for dpcm structure

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[ Upstream commit d8a9c6e1f6 ]

We allocate a structure in dpcm_be_connect(), which may be called in
atomic context. Using GFP_KERNEL is not quite right, we have to use
GFP_ATOMIC to prevent the allocator from sleeping.

Suggested-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20211207173745.15850-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pierre-Louis Bossart
2021-12-07 11:37:40 -06:00
committed by Greg Kroah-Hartman
parent 25361a0155
commit 13390bea97
1 changed files with 1 additions and 1 deletions
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2
sound/soc/soc-pcm.c
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@@ -1132,7 +1132,7 @@ static int dpcm_be_connect(struct snd_soc_pcm_runtime *fe,
return 0;
}
dpcm = kzalloc(sizeof(struct snd_soc_dpcm), GFP_KERNEL);
dpcm = kzalloc(sizeof(struct snd_soc_dpcm), GFP_ATOMIC);
if (!dpcm)
return -ENOMEM;