ASoC: cs42l73: Return proper error code if device id mismatch

Return -ENODEV instead of 0 if device id mismatch.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/cs42l73.c

@@ -1369,6 +1369,7 @@ static __devinit int cs42l73_i2c_probe(struct i2c_client *i2c_client,
 
 
 	if (devid != CS42L73_DEVID) {
+		ret = -ENODEV;
 		dev_err(&i2c_client->dev,
 			"CS42L73 Device ID (%X). Expected %X\n",
 			devid, CS42L73_DEVID);