[ACPI] add static to function definitions

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index dc69d8760a54..d528c750a380 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -1040,7 +1040,7 @@ static int __init acpi_wake_gpes_always_on_setup(char *str)
 
 __setup("acpi_wake_gpes_always_on", acpi_wake_gpes_always_on_setup);
 
-int __init acpi_hotkey_setup(char *str)
+static int __init acpi_hotkey_setup(char *str)
 {
         acpi_specific_hotkey_enabled = FALSE;
         return 1;