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iio: imu: inv_mpu6050: Drop double check for ACPI companion device

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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>
This commit is contained in:
Andy Shevchenko 2020-05-28 17:15:52 +03:00 committed by Jonathan Cameron
parent 9604ed758d
commit ab4dd0128f
1 changed files with 1 additions and 5 deletions
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6
drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
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@ -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)