ASoC: wm8741: Simplify wm8741_set_dai_sysclk implementation

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm8741.c

@@ -278,51 +278,38 @@ static int wm8741_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 	switch (freq) {
 	case 0:
 		wm8741->sysclk_constraints = NULL;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 11289600:
 		wm8741->sysclk_constraints = &constraints_11289;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 12288000:
 		wm8741->sysclk_constraints = &constraints_12288;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 16384000:
 		wm8741->sysclk_constraints = &constraints_16384;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 16934400:
 		wm8741->sysclk_constraints = &constraints_16934;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 18432000:
 		wm8741->sysclk_constraints = &constraints_18432;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 22579200:
 	case 33868800:
 		wm8741->sysclk_constraints = &constraints_22579;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 24576000:
 		wm8741->sysclk_constraints = &constraints_24576;
-		wm8741->sysclk = freq;
-		return 0;
-
+		break;
 	case 36864000:
 		wm8741->sysclk_constraints = &constraints_36864;
+		break;
+	default:
+		return -EINVAL;
+	}
+
 	wm8741->sysclk = freq;
 	return 0;
-	}
-	return -EINVAL;
 }
 
 static int wm8741_set_dai_fmt(struct snd_soc_dai *codec_dai,