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ASoC: soc-core: use device_unregister() if rtd allocation failed 

Because soc_free_pcm_runtime(rtd) checks rtd pointer and freeing
rtd->xxx, it doesn't work correctly in case of rtd allocation failed.

We need to use device_unregister(dev) in such case.
This patch fixup it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87r1jxxldd.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2021-03-30 14:26:38 +09:00 committed by Mark Brown
parent f1b3ee789f
commit 5fa7553dcd
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1 changed files with 4 additions and 2 deletions
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6
sound/soc/soc-core.c
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@ -470,8 +470,10 @@ static struct snd_soc_pcm_runtime *soc_new_pcm_runtime(
dai_link->num_codecs +
dai_link->num_platforms),
GFP_KERNEL);
if (!rtd)
goto free_rtd;
if (!rtd) {
device_unregister(dev);
return NULL;
}
rtd->dev = dev;
INIT_LIST_HEAD(&rtd->list);