ASoC: wm8995: Return -EINVAL if device ID mismatch

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8995.c b/sound/soc/codecs/wm8995.c
index 5ad873f..05f7795 100644
--- a/sound/soc/codecs/wm8995.c
+++ b/sound/soc/codecs/wm8995.c
@@ -1642,6 +1642,7 @@
 
 	if (ret != 0x8995) {
 		dev_err(codec->dev, "Invalid device ID: %#x\n", ret);
+		ret = -EINVAL;
 		goto err_reg_enable;
 	}