ASoC: Staticise non-exported symbols in cs4271

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Alexander Sverdlin <subaparts@yandex.ru>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index 5357ec5..9c5b7db 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -386,7 +386,7 @@
 	.digital_mute	= cs4271_digital_mute,
 };
 
-struct snd_soc_dai_driver cs4271_dai = {
+static struct snd_soc_dai_driver cs4271_dai = {
 	.name = "cs4271-hifi",
 	.playback = {
 		.stream_name	= "Playback",
@@ -526,7 +526,7 @@
 	return 0;
 };
 
-struct snd_soc_codec_driver soc_codec_dev_cs4271 = {
+static struct snd_soc_codec_driver soc_codec_dev_cs4271 = {
 	.probe			= cs4271_probe,
 	.remove			= cs4271_remove,
 	.suspend		= cs4271_soc_suspend,