ASoC: Hold client_mutex while calling snd_soc_instantiate_cards()

As the comments of snd_soc_instantiate_cards() said, snd_soc_instantiate_cards() must be called with client_mutex. Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
git-mirror · Dec 6, 2010 · 1dcb4f3 · 1dcb4f3
1 parent ed8cc47
commit 1dcb4f3
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
@@ -3072,7 +3072,9 @@ int snd_soc_register_dais(struct device *dev,
 		pr_debug("Registered DAI '%s'\n", dai->name);
 	}
 
+	mutex_lock(&client_mutex);
 	snd_soc_instantiate_cards();
+	mutex_unlock(&client_mutex);
 	return 0;
 
 err: