staging:iio:light:tsl2x7x: fix the error handling in tsl2x7x_probe()

Fix to return -EINVAL in the i2c device found error handling
case instead of 0, as done elsewhere in this function.
And also correct the fail1 and fail2 lable to do the right thing.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/staging/iio/light/tsl2x7x_core.c b/drivers/staging/iio/light/tsl2x7x_core.c
index d060f2572512af496f094036cfbc9460a19850d3..c99f890cc6c65ae9ea13a9aafa8c8258e21e3cb8 100644 (file)
--- a/drivers/staging/iio/light/tsl2x7x_core.c
+++ b/drivers/staging/iio/light/tsl2x7x_core.c
@@ -1869,6 +1869,7 @@ static int tsl2x7x_probe(struct i2c_client *clientp,
                dev_info(&chip->client->dev,
                                "%s: i2c device found does not match expected id\n",
                                __func__);
+               ret = -EINVAL;
                goto fail1;
        }
 
@@ -1907,7 +1908,7 @@ static int tsl2x7x_probe(struct i2c_client *clientp,
                if (ret) {
                        dev_err(&clientp->dev,
                                "%s: irq request failed", __func__);
-                       goto fail2;
+                       goto fail1;
                }
        }
 
@@ -1920,17 +1921,17 @@ static int tsl2x7x_probe(struct i2c_client *clientp,
        if (ret) {
                dev_err(&clientp->dev,
                        "%s: iio registration failed\n", __func__);
-               goto fail1;
+               goto fail2;
        }
 
        dev_info(&clientp->dev, "%s Light sensor found.\n", id->name);
 
        return 0;
 
-fail1:
+fail2:
        if (clientp->irq)
                free_irq(clientp->irq, indio_dev);
-fail2:
+fail1:
        iio_device_free(indio_dev);
 
        return ret;