iio: imu: check sscanf return value

This patch fixes the following checkpatch warning:
WARNING: unchecked sscanf return value

Signed-off-by: Ioana Ciornei <ciorneiioana@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Ioana Ciornei 2015-11-01 14:58:45 +02:00 committed by Jonathan Cameron
parent a106b47489
commit 72a868b38b
2 changed files with 8 additions and 2 deletions

View file

@ -288,7 +288,11 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev)
if (ret)
goto err_ret;
sscanf(indio_dev->name, "adis%u\n", &device_id);
ret = sscanf(indio_dev->name, "adis%u\n", &device_id);
if (ret != 1) {
ret = -EINVAL;
goto err_ret;
}
if (prod_id != device_id)
dev_warn(&indio_dev->dev, "Device ID(%u) and product ID(%u) do not match.",

View file

@ -765,7 +765,9 @@ static int adis16480_initial_setup(struct iio_dev *indio_dev)
if (ret)
return ret;
sscanf(indio_dev->name, "adis%u\n", &device_id);
ret = sscanf(indio_dev->name, "adis%u\n", &device_id);
if (ret != 1)
return -EINVAL;
if (prod_id != device_id)
dev_warn(&indio_dev->dev, "Device ID(%u) and product ID(%u) do not match.",