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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2022-04-05 04:06:08 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-04-05 19:49:55 +0200 |
| commit | 3407e36dc78f4a980588c9347076aee9925ca51f (patch) | |
| tree | 47b4903ed97ea3dce7d9a577895d802a6b9798b8 /sound/soc/codecs/ak4613.c | |
| parent | Linux 5.18-rc1 (diff) | |
| download | linux-3407e36dc78f4a980588c9347076aee9925ca51f.tar.xz linux-3407e36dc78f4a980588c9347076aee9925ca51f.zip | |
ASoC: ak4613: add missing mutex_lock()
We need to use mutex_lock() for priv->cnt / priv->iface,
but we are missing it at ak4613_dai_startup().
This patch adds missing mutex_lock() for it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87fsmsp9m7.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/ak4613.c')
| -rw-r--r-- | sound/soc/codecs/ak4613.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/codecs/ak4613.c b/sound/soc/codecs/ak4613.c index 034195c83bd7..e0d9a8c58e10 100644 --- a/sound/soc/codecs/ak4613.c +++ b/sound/soc/codecs/ak4613.c @@ -304,7 +304,9 @@ static int ak4613_dai_startup(struct snd_pcm_substream *substream, struct snd_soc_component *component = dai->component; struct ak4613_priv *priv = snd_soc_component_get_drvdata(component); + mutex_lock(&priv->lock); priv->cnt++; + mutex_unlock(&priv->lock); ak4613_hw_constraints(priv, substream->runtime); |