From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
[ Upstream commit d8a9c6e1f6766a16cf02b4e99a629f3c5512c183 ]
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.... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/soc-pcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 6f616ac4490f0..a2b20526e7e2b 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -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;