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ASoC: dmaengine: Drop superfluous PCM preallocation error checks 

snd_pcm_lib_preallocate_pages() and co always succeed, so the error
check is simply redundant.  Drop it.

Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
hifive-unleashed-5.1
Takashi Iwai 2019-02-04 16:41:43 +01:00
parent 8eea18f6a4
commit 6c42243663
1 changed files with 1 additions and 4 deletions
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5
sound/soc/soc-generic-dmaengine-pcm.c
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@ -270,7 +270,6 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
size_t prealloc_buffer_size;
size_t max_buffer_size;
unsigned int i;
int ret;
if (config && config->prealloc_buffer_size) {
prealloc_buffer_size = config->prealloc_buffer_size;
@ -303,13 +302,11 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
return -EINVAL;
}
ret = snd_pcm_lib_preallocate_pages(substream,
snd_pcm_lib_preallocate_pages(substream,
SNDRV_DMA_TYPE_DEV_IRAM,
dmaengine_dma_dev(pcm, substream),
prealloc_buffer_size,
max_buffer_size);
if (ret)
return ret;
if (!dmaengine_pcm_can_report_residue(dev, pcm->chan[i]))
pcm->flags |= SND_DMAENGINE_PCM_FLAG_NO_RESIDUE;