ASoC: topology: free created components in tplg load error

BugLink: https://bugs.launchpad.net/bugs/1822271

[ Upstream commit 304017d3 ]

Topology resources are no longer needed if any element failed to load.
Signed-off-by: Bard liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Juerg Haefliger <juerg.haefliger@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

sound/soc/soc-topology.c

@@ -1770,6 +1770,7 @@ int snd_soc_tplg_component_load(struct snd_soc_component *comp,
 	struct snd_soc_tplg_ops *ops, const struct firmware *fw, u32 id)
 {
 	struct soc_tplg tplg;
+	int ret;
 
 	/* setup parsing context */
 	memset(&tplg, 0, sizeof(tplg));
@@ -1783,7 +1784,12 @@ int snd_soc_tplg_component_load(struct snd_soc_component *comp,
 	tplg.bytes_ext_ops = ops->bytes_ext_ops;
 	tplg.bytes_ext_ops_count = ops->bytes_ext_ops_count;
 
-	return soc_tplg_load(&tplg);
+	ret = soc_tplg_load(&tplg);
+	/* free the created components if fail to load topology */
+	if (ret)
+		snd_soc_tplg_component_remove(comp, SND_SOC_TPLG_INDEX_ALL);
+
+	return ret;
 }
 EXPORT_SYMBOL_GPL(snd_soc_tplg_component_load);