ACPI: skip DMI power state check when ACPI disabled

This patch makes acpi_init() exit early when ACPI is disabled.
This skips a DMI check that affects ACPI power management.   The
DMI check prints a notice that is misleading when ACPI is disabled.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 2e90410a3035..bdeed39c3d38 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -869,6 +869,10 @@ static int __init acpi_init(void)
                 }
         } else
                 disable_acpi();
+
+        if (acpi_disabled)
+                return result;
+
         /*
          * If the laptop falls into the DMI check table, the power state check
          * will be disabled in the course of device power transistion.