diff options
| author | Zidan Wang <zidan.wang@freescale.com> | 2015-11-27 13:45:09 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@nxp.com> | 2016-01-14 11:02:29 -0600 |
| commit | c9d480c5f4f52834e61dc075c2fc894907d5d0ef (patch) | |
| tree | e2b76ad36c251574fd13bbbccd88881beec2a4af /sound | |
| parent | 482009ecdcd0efd47fa645c03677f3101c514a13 (diff) | |
MLK-11915-11 ASoC: fsl_asrc_dma: check the return value for snd_pcm_hw_constraint_integer()
check the return value for snd_pcm_hw_constraint_integer().
Reported by Coverity.
Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
(cherry picked from commit 26f8fea617fcebd8835f660534a988c58b9f0517)
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/fsl/fsl_asrc_dma.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c index f0bf0b6657f5..e5b9bfb070bb 100644 --- a/sound/soc/fsl/fsl_asrc_dma.c +++ b/sound/soc/fsl/fsl_asrc_dma.c @@ -293,6 +293,7 @@ static int fsl_asrc_dma_startup(struct snd_pcm_substream *substream) struct device *dev = rtd->platform->dev; struct fsl_asrc *asrc_priv = dev_get_drvdata(dev); struct fsl_asrc_pair *pair; + int ret; pair = kzalloc(sizeof(struct fsl_asrc_pair), GFP_KERNEL); if (!pair) { @@ -304,8 +305,12 @@ static int fsl_asrc_dma_startup(struct snd_pcm_substream *substream) runtime->private_data = pair; - snd_pcm_hw_constraint_integer(substream->runtime, - SNDRV_PCM_HW_PARAM_PERIODS); + ret = snd_pcm_hw_constraint_integer(substream->runtime, + SNDRV_PCM_HW_PARAM_PERIODS); + if (ret < 0) { + dev_err(dev, "failed to set pcm hw params periods\n"); + return ret; + } snd_soc_set_runtime_hwparams(substream, &snd_imx_hardware); return 0; |