Commit 2c907b72 authored by Jesse Barnes's avatar Jesse Barnes Committed by Len Brown

ACPI button: don't try to use a non-existent lid device

If a call comes in to check the lid state but there's no lid device
present, we should return -ENODEV.
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 29062063
......@@ -251,6 +251,9 @@ int acpi_lid_open(void)
acpi_status status;
unsigned long long state;
if (!lid_device)
return -ENODEV;
status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL,
&state);
if (ACPI_FAILURE(status))
......
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