From 1ef6ff6ef8d581ceb1512581f47be3f99f4f8571 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Thu, 3 Feb 2022 17:59:19 +0200 Subject: [PATCH] iio: imu: inv_mpu6050: Check ACPI companion directly Instead of checking for ACPI handle followed by extracting a companion device, do the latter first and use it for checks. Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20220203155920.18586-2-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron --- drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c index f8f0cf7..9b42980 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c @@ -127,15 +127,14 @@ static int inv_mpu_process_acpi_config(struct i2c_client *client, int inv_mpu_acpi_create_mux_client(struct i2c_client *client) { struct inv_mpu6050_state *st = iio_priv(dev_get_drvdata(&client->dev)); + struct acpi_device *adev = ACPI_COMPANION(&client->dev); st->mux_client = NULL; - if (ACPI_HANDLE(&client->dev)) { + if (adev) { struct i2c_board_info info; struct i2c_client *mux_client; - struct acpi_device *adev; int ret = -1; - adev = ACPI_COMPANION(&client->dev); memset(&info, 0, sizeof(info)); dmi_check_system(inv_mpu_dev_list); -- 2.7.4