ASoC: TWL4030: Module unloading fix

Call the snd_soc_free_pcm and snd_soc_dapm_free when the
codec driver is unloaded.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index db24f83..ea370a4 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -1280,6 +1280,8 @@
 	struct snd_soc_codec *codec = socdev->codec;
 
 	printk(KERN_INFO "TWL4030 Audio Codec remove\n");
+	snd_soc_free_pcms(socdev);
+	snd_soc_dapm_free(socdev);
 	kfree(codec);
 
 	return 0;