[alsa-devel] [PATCH 15/20] ASoC: stm: Drop superfluous PCM preallocation error checks

Takashi Iwai tiwai at suse.de
Tue Feb 5 20:42:16 CET 2019


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

Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
 sound/soc/stm/stm32_adfsdm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/stm/stm32_adfsdm.c b/sound/soc/stm/stm32_adfsdm.c
index 706ff005234f..47901983a6ff 100644
--- a/sound/soc/stm/stm32_adfsdm.c
+++ b/sound/soc/stm/stm32_adfsdm.c
@@ -262,8 +262,9 @@ static int stm32_adfsdm_pcm_new(struct snd_soc_pcm_runtime *rtd)
 		snd_soc_dai_get_drvdata(rtd->cpu_dai);
 	unsigned int size = DFSDM_MAX_PERIODS * DFSDM_MAX_PERIOD_SIZE;
 
-	return snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
-						     priv->dev, size, size);
+	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+					      priv->dev, size, size);
+	return 0;
 }
 
 static void stm32_adfsdm_pcm_free(struct snd_pcm *pcm)
-- 
2.16.4



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