ASoC: rt5665: Fix missing mutex_unlock in rt5665_calibrate

Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5665.c

@@ -4587,7 +4587,7 @@ static void rt5665_calibrate(struct rt5665_priv *rt5665)
 			pr_err("HP Calibration Failure\n");
 			regmap_write(rt5665->regmap, RT5665_RESET, 0);
 			regcache_cache_bypass(rt5665->regmap, false);
-			return;
+			goto out_unlock;
 		}
 
 		count++;
@@ -4606,7 +4606,7 @@ static void rt5665_calibrate(struct rt5665_priv *rt5665)
 			pr_err("MONO Calibration Failure\n");
 			regmap_write(rt5665->regmap, RT5665_RESET, 0);
 			regcache_cache_bypass(rt5665->regmap, false);
-			return;
+			goto out_unlock;
 		}
 
 		count++;
@@ -4621,6 +4621,7 @@ static void rt5665_calibrate(struct rt5665_priv *rt5665)
 	regmap_write(rt5665->regmap, RT5665_BIAS_CUR_CTRL_8, 0xa602);
 	regmap_write(rt5665->regmap, RT5665_ASRC_8, 0x0120);
 
+out_unlock:
 	mutex_unlock(&rt5665->calibrate_mutex);
 }