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@xxxxxxxxx>
---
sound/soc/soc-core.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index eb950f7..0d69b91 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3299,7 +3299,9 @@ 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:
--
1.7.2
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