[greybus-dev] [PATCH -next] greybus/audio_helper: Add missing unlock to avoid mismatched lock

Fix a missing unlock in the error branch.

Signed-off-by: Zheng Yongjun zhengyongjun3@huawei.com --- 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++;