codec->set_bias_level = wm8753_set_bias_level;
codec->dai = wm8753_dai;
codec->num_dai = 2;
- codec->reg_cache_size = sizeof(wm8753_reg);
+ codec->reg_cache_size = ARRAY_SIZE(wm8753_reg);
codec->reg_cache = kmemdup(wm8753_reg, sizeof(wm8753_reg), GFP_KERNEL);
if (codec->reg_cache == NULL)