diff options
Diffstat (limited to 'sound/soc/codecs/rt5651.c')
| -rw-r--r-- | sound/soc/codecs/rt5651.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c index 75994297c896..29b2d60076b0 100644 --- a/sound/soc/codecs/rt5651.c +++ b/sound/soc/codecs/rt5651.c @@ -2181,6 +2181,7 @@ static int rt5651_i2c_probe(struct i2c_client *i2c, { struct rt5651_priv *rt5651; int ret; + int err; rt5651 = devm_kzalloc(&i2c->dev, sizeof(*rt5651), GFP_KERNEL); @@ -2197,7 +2198,10 @@ static int rt5651_i2c_probe(struct i2c_client *i2c, return ret; } - regmap_read(rt5651->regmap, RT5651_DEVICE_ID, &ret); + err = regmap_read(rt5651->regmap, RT5651_DEVICE_ID, &ret); + if (err) + return err; + if (ret != RT5651_DEVICE_ID_VALUE) { dev_err(&i2c->dev, "Device with ID register %#x is not rt5651\n", ret); |