ASoC: wm0010: unlock on error path

We're holding the wm0010->lock mutex when we goto err_core.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/wm0010.c

@@ -663,7 +663,9 @@ static int wm0010_boot(struct snd_soc_codec *codec)
 	wm0010_halt(codec);
 	mutex_unlock(&wm0010->lock);
 	return ret;
+
 err_core:
+	mutex_unlock(&wm0010->lock);
 	regulator_bulk_disable(ARRAY_SIZE(wm0010->core_supplies),
 			       wm0010->core_supplies);
 err: