diff options
| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-05-28 17:15:52 +0300 |
|---|---|---|
| committer |   Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-06-14 11:49:32 +0100 |
| commit | ab4dd0128f637c6af159ab0ea79ea0fb4166fd8f (patch) | |
| tree | 3162e72f246a47da7df631ba2da5410e211f2ed6 /drivers/iio/imu/inv_mpu6050 | |
| parent | iio: magnetometer: ak8975: Add gpio reset support (diff) | |
| download | linux-dev-ab4dd0128f637c6af159ab0ea79ea0fb4166fd8f.tar.xz linux-dev-ab4dd0128f637c6af159ab0ea79ea0fb4166fd8f.zip | |
iio: imu: inv_mpu6050: Drop double check for ACPI companion device
acpi_dev_get_resources() does perform the NULL pointer check against
ACPI companion device which is given as function parameter. Thus,
there is no need to duplicate this check in the caller.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/imu/inv_mpu6050')
| -rw-r--r-- | drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c index c27d06035c8b..f8f0cf716bc6 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c @@ -101,8 +101,8 @@ static int inv_mpu_process_acpi_config(struct i2c_client *client, unsigned short *primary_addr, unsigned short *secondary_addr) { + struct acpi_device *adev = ACPI_COMPANION(&client->dev); const struct acpi_device_id *id; - struct acpi_device *adev; u32 i2c_addr = 0; LIST_HEAD(resources); int ret; @@ -112,10 +112,6 @@ static int inv_mpu_process_acpi_config(struct i2c_client *client, if (!id) return -ENODEV; - adev = ACPI_COMPANION(&client->dev); - if (!adev) - return -ENODEV; - ret = acpi_dev_get_resources(adev, &resources, acpi_i2c_check_resource, &i2c_addr); if (ret < 0) |