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@xxxxxxxxxxxxxxx> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> Reviewed-by: Kai Vehmanen <kai.vehmanen@xxxxxxxxxxxxxxx> Reviewed-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx> --- 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 3b4412183344..f66808dfb508 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1113,7 +1113,7 @@ 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; -- 2.25.1