.prepare = ac97_aux_prepare,
};
-struct snd_soc_dai_driver wm9712_dai[] = {
+static struct snd_soc_dai_driver wm9712_dai[] = {
{
.name = "wm9712-hifi",
.ac97_control = 1,
.read = ac97_read,
.write = ac97_write,
.set_bias_level = wm9712_set_bias_level,
- .reg_cache_size = sizeof(wm9712_reg),
+ .reg_cache_size = ARRAY_SIZE(wm9712_reg),
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = wm9712_reg,