diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/ideapad-laptop.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c index 2771a05ea5e2..3ccb7b71dfb1 100644 --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -1555,17 +1555,13 @@ static void ideapad_check_features(struct ideapad_private *priv) static int ideapad_acpi_add(struct platform_device *pdev) { + struct acpi_device *adev = ACPI_COMPANION(&pdev->dev); struct ideapad_private *priv; - struct acpi_device *adev; acpi_status status; unsigned long cfg; int err, i; - err = acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev); - if (err) - return -ENODEV; - - if (eval_int(adev->handle, "_CFG", &cfg)) + if (!adev || eval_int(adev->handle, "_CFG", &cfg)) return -ENODEV; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); |