ASoC: twl4030: Remove redundant OOM message

Let memory subsystem handle the error logging.

Signed-off-by: Sachin Kamat <sachin.kamat@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 69e12a3..955df35 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -2162,10 +2162,8 @@
 
 	twl4030 = devm_kzalloc(codec->dev, sizeof(struct twl4030_priv),
 			       GFP_KERNEL);
-	if (twl4030 == NULL) {
-		dev_err(codec->dev, "Can not allocate memory\n");
+	if (!twl4030)
 		return -ENOMEM;
-	}
 	snd_soc_codec_set_drvdata(codec, twl4030);
 	/* Set the defaults, and power up the codec */
 	twl4030->sysclk = twl4030_audio_get_mclk() / 1000;