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Subject[PATCH 3.9-stable] staging:iio:light:tsl2x7x: fix the error handling in tsl2x7x_probe()
Date
This patch looks like it should be in the 3.9-stable tree, should we apply
it?

------------------

From: "Wei Yongjun <yongjun_wei@trendmicro.com.cn>"

commit 3b813798aa7030f1beef638c75f8b0008f737a82 upstream

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>
Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
---
drivers/staging/iio/light/tsl2x7x_core.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/iio/light/tsl2x7x_core.c
b/drivers/staging/iio/light/tsl2x7x_core.c
index a58731e..2d40c03 100644
--- 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;
--
1.7.9.5


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