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ASoC: compress: Fix memory leak from snd_soc_new_compress

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Change kzalloc to devm_kzalloc, so compr gets automatically freed when
it's no longer needed.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Amadeusz Sławiński 2019-06-17 13:36:36 +02:00 committed by Mark Brown
parent 8a5b0177a7
commit 09f448a415
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GPG Key ID: 24D68B725D5487D0
1 changed files with 6 additions and 11 deletions
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17
sound/soc/soc-compress.c
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@ -896,16 +896,14 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
else
direction = SND_COMPRESS_CAPTURE;
compr = kzalloc(sizeof(*compr), GFP_KERNEL);
compr = devm_kzalloc(rtd->card->dev, sizeof(*compr), GFP_KERNEL);
if (!compr)
return -ENOMEM;
compr->ops = devm_kzalloc(rtd->card->dev, sizeof(soc_compr_ops),
GFP_KERNEL);
if (!compr->ops) {
ret = -ENOMEM;
goto compr_err;
}
if (!compr->ops)
return -ENOMEM;
if (rtd->dai_link->dynamic) {
snprintf(new_name, sizeof(new_name), "(%s)",
@ -918,7 +916,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
dev_err(rtd->card->dev,
"Compress ASoC: can't create compressed for %s: %d\n",
rtd->dai_link->name, ret);
goto compr_err;
return ret;
}
rtd->pcm = be_pcm;
@ -954,7 +952,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
dev_err(component->dev,
"Compress ASoC: can't create compress for codec %s: %d\n",
component->name, ret);
goto compr_err;
return ret;
}
/* DAPM dai link stream work */
@ -965,10 +963,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
dev_info(rtd->card->dev, "Compress ASoC: %s <-> %s mapping ok\n",
codec_dai->name, cpu_dai->name);
return ret;
compr_err:
kfree(compr);
return ret;
return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_new_compress);