diff options
| author | Julia Lawall <Julia.Lawall@lip6.fr> | 2015-12-20 14:15:50 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-12-23 03:01:53 +0300 |
| commit | 10974ccf04b096fd79ad90fd50276b79c069f2cc (patch) | |
| tree | 2dba369d476b6ef523bfb18a6fdcf4bdf5053006 /sound/soc/fsl | |
| parent | 8005c49d9aea74d382f474ce11afbbc7d7130bec (diff) | |
| download | linux-10974ccf04b096fd79ad90fd50276b79c069f2cc.tar.xz | |
ASoC: imx-pcm-dma: add NULL test
Add NULL test on call to devm_kzalloc.
The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression x;
@@
* x = devm_kzalloc(...);
... when != x == NULL
*x
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/fsl')
| -rw-r--r-- | sound/soc/fsl/imx-pcm-dma.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/fsl/imx-pcm-dma.c b/sound/soc/fsl/imx-pcm-dma.c index 1fc01ed3279d..f3d3d1ffa84e 100644 --- a/sound/soc/fsl/imx-pcm-dma.c +++ b/sound/soc/fsl/imx-pcm-dma.c @@ -62,6 +62,8 @@ int imx_pcm_dma_init(struct platform_device *pdev, size_t size) config = devm_kzalloc(&pdev->dev, sizeof(struct snd_dmaengine_pcm_config), GFP_KERNEL); + if (!config) + return -ENOMEM; *config = imx_dmaengine_pcm_config; if (size) config->prealloc_buffer_size = size; |