Commit 008fe4e5 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown

ASoC: simple-card-utils: test memory allocation

li->conf will be 0 if it was not DPCM case.
Then, 1) we shouldn't call devm_kcalloc() with size 0,
2) we need NULL pointer check if li->conf was not 0.
This patch fixed above issues.
Special thanks to Pierre-Louis Bossart
Reported-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 16123412
...@@ -495,16 +495,21 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv, ...@@ -495,16 +495,21 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
struct snd_soc_dai_link *dai_link; struct snd_soc_dai_link *dai_link;
struct simple_dai_props *dai_props; struct simple_dai_props *dai_props;
struct asoc_simple_dai *dais; struct asoc_simple_dai *dais;
struct snd_soc_codec_conf *cconf; struct snd_soc_codec_conf *cconf = NULL;
int i; int i;
dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL); dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL);
dai_link = devm_kcalloc(dev, li->link, sizeof(*dai_link), GFP_KERNEL); dai_link = devm_kcalloc(dev, li->link, sizeof(*dai_link), GFP_KERNEL);
dais = devm_kcalloc(dev, li->dais, sizeof(*dais), GFP_KERNEL); dais = devm_kcalloc(dev, li->dais, sizeof(*dais), GFP_KERNEL);
cconf = devm_kcalloc(dev, li->conf, sizeof(*cconf), GFP_KERNEL);
if (!dai_props || !dai_link || !dais) if (!dai_props || !dai_link || !dais)
return -ENOMEM; return -ENOMEM;
if (li->conf) {
cconf = devm_kcalloc(dev, li->conf, sizeof(*cconf), GFP_KERNEL);
if (!cconf)
return -ENOMEM;
}
/* /*
* Use snd_soc_dai_link_component instead of legacy style * Use snd_soc_dai_link_component instead of legacy style
* It is codec only. but cpu/platform will be supported in the future. * It is codec only. but cpu/platform will be supported in the future.
......
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