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ASoC: omap-hdmi-audio: add NULL test

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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;
identifier fld;
@@

* x = devm_kzalloc(...);
  ... when != x == NULL
  x->fld
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Julia Lawall 2015-12-20 12:15:51 +01:00 committed by Mark Brown
parent 10974ccf04
commit 18c94a043d
1 changed files with 2 additions and 0 deletions
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2
sound/soc/omap/omap-hdmi-audio.c
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@ -368,6 +368,8 @@ static int omap_hdmi_audio_probe(struct platform_device *pdev)
card->owner = THIS_MODULE;
card->dai_link =
devm_kzalloc(dev, sizeof(*(card->dai_link)), GFP_KERNEL);
if (!card->dai_link)
return -ENOMEM;
card->dai_link->name = card->name;
card->dai_link->stream_name = card->name;
card->dai_link->cpu_dai_name = dev_name(ad->dssdev);