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iio: accel: mma7660: Warn about failure to put device in stand-by in .remove() 

Whan an i2c driver's remove function returns a non-zero error code
nothing happens apart from emitting a generic error message. Make this
error message more device specific and return zero instead.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20211025195007.84541-1-u.kleine-koenig@pengutronix.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Uwe Kleine-König 2021-10-25 21:50:07 +02:00 committed by Jonathan Cameron
parent 8eebe6281a
commit e12653eb77
1 changed files with 7 additions and 1 deletions
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8
drivers/iio/accel/mma7660.c
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@ -210,10 +210,16 @@ static int mma7660_probe(struct i2c_client *client,
static int mma7660_remove(struct i2c_client *client)
{
struct iio_dev *indio_dev = i2c_get_clientdata(client);
int ret;
iio_device_unregister(indio_dev);
return mma7660_set_mode(iio_priv(indio_dev), MMA7660_MODE_STANDBY);
ret = mma7660_set_mode(iio_priv(indio_dev), MMA7660_MODE_STANDBY);
if (ret)
dev_warn(&client->dev, "Failed to put device in stand-by mode (%pe), ignoring\n",
ERR_PTR(ret));
return 0;
}
#ifdef CONFIG_PM_SLEEP