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authorAmadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>2021-01-20 16:28:42 +0100
committerMark Brown <broonie@kernel.org>2021-01-20 18:44:52 +0000
commitfc4cb1e15f0c66f2e37314349dc4a82bd946fbb1 (patch)
tree0511f075af545519d3727e308faf2f5e981fc849 /sound
parente36626bb099e5159a7868dbfad6957ff6b0e4102 (diff)
ASoC: topology: Properly unregister DAI on removal
DAIs need to be removed when topology unload function is called (usually done when component is being removed). We can't do this when device is being removed, as structures we operate on when removing DAI can already be freed. Fixes: 6ae4902f2f34 ("ASoC: soc-topology: use devm_snd_soc_register_dai()") Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> Tested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20210120152846.1703655-2-amadeuszx.slawinski@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/soc-topology.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 950c45008e24..36489c8396d2 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -447,7 +447,7 @@ static void remove_dai(struct snd_soc_component *comp,
{
struct snd_soc_dai_driver *dai_drv =
container_of(dobj, struct snd_soc_dai_driver, dobj);
- struct snd_soc_dai *dai;
+ struct snd_soc_dai *dai, *_dai;
if (pass != SOC_TPLG_PASS_PCM_DAI)
return;
@@ -455,9 +455,9 @@ static void remove_dai(struct snd_soc_component *comp,
if (dobj->ops && dobj->ops->dai_unload)
dobj->ops->dai_unload(comp, dobj);
- for_each_component_dais(comp, dai)
+ for_each_component_dais_safe(comp, dai, _dai)
if (dai->driver == dai_drv)
- dai->driver = NULL;
+ snd_soc_unregister_dai(dai);
list_del(&dobj->list);
}
@@ -1742,7 +1742,7 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg,
list_add(&dai_drv->dobj.list, &tplg->comp->dobj_list);
/* register the DAI to the component */
- dai = devm_snd_soc_register_dai(tplg->dev, tplg->comp, dai_drv, false);
+ dai = snd_soc_register_dai(tplg->comp, dai_drv, false);
if (!dai)
return -ENOMEM;
@@ -1750,6 +1750,7 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg,
ret = snd_soc_dapm_new_dai_widgets(dapm, dai);
if (ret != 0) {
dev_err(dai->dev, "Failed to create DAI widgets %d\n", ret);
+ snd_soc_unregister_dai(dai);
return ret;
}