[PATCH -next] ASoC: wm8580: Fix non static symbol warnings

[Wei Yongjun <weiyj.lk@gmail.com>]

From: Wei Yongjun <weiyongjun1@huawei.com>

Fixes the following sparse warnings:

sound/soc/codecs/wm8580.c:988:33: warning:
 symbol 'wm8580_data' was not declared. Should it be static?
sound/soc/codecs/wm8580.c:992:33: warning:
 symbol 'wm8581_data' was not declared. Should it be static?

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 sound/soc/codecs/wm8580.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c
index aecd3c9..da93b70 100644
--- a/sound/soc/codecs/wm8580.c
+++ b/sound/soc/codecs/wm8580.c
@@ -985,11 +985,11 @@ static const struct regmap_config wm8580_regmap = {
 	.volatile_reg = wm8580_volatile,
 };
 
-const struct wm8580_driver_data wm8580_data = {
+static const struct wm8580_driver_data wm8580_data = {
 	.num_dacs = 3,
 };
 
-const struct wm8580_driver_data wm8581_data = {
+static const struct wm8580_driver_data wm8581_data = {
 	.num_dacs = 4,
 };