Add the missing unlock before return from function
gbaudio_dapm_free_controls() in the error handling case.
Fixes: 510e340efe0c ("staging: greybus: audio: Add helper APIs for dynamic audio module")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Wang Hai <wanghai38@xxxxxxxxxx>
---
drivers/staging/greybus/audio_helper.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/staging/greybus/audio_helper.c b/drivers/staging/greybus/audio_helper.c
index 237531ba60f3..293675dbea10 100644
--- a/drivers/staging/greybus/audio_helper.c
+++ b/drivers/staging/greybus/audio_helper.c
@@ -135,6 +135,7 @@ int gbaudio_dapm_free_controls(struct snd_soc_dapm_context *dapm,
if (!w) {
dev_err(dapm->dev, "%s: widget not found\n",
widget->name);
+ mutex_unlock(&dapm->card->dapm_mutex);
return -EINVAL;
}
widget++;
--
2.17.1
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