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ACPI / PM: Fix build problem when CONFIG_ACPI or CONFIG_PM is not set

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Commit e5cc8ef (ACPI / PM: Provide ACPI PM callback routines for
subsystems) introduced a build problem occuring if CONFIG_ACPI is
unset or CONFIG_PM is unset and errno.h is not included before
acpi.h, because in that case ENODEV used in acpi.h is undefined.

Fix the issue by making acpi.h include errno.h.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2012-11-15 13:15:37 +01:00
parent 99926a8cd3
commit 5133375bb4
1 changed files with 1 additions and 0 deletions
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include/linux/acpi.h
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@ -25,6 +25,7 @@
#ifndef _LINUX_ACPI_H
#define _LINUX_ACPI_H
#include <linux/errno.h>
#include <linux/ioport.h> /* for struct resource */
#ifdef CONFIG_ACPI