[PATCH 10/12] ACPI / scan: constify ACPI device ids

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Make the button ACPI device ID array static const. Safes us a little bit
of code.

Signed-off-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
---
 drivers/acpi/scan.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 03141aa4ea95..7d30edc5777c 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1671,7 +1671,7 @@ static int acpi_bus_extract_wakeup_device_power_package(acpi_handle handle,
 
 static void acpi_wakeup_gpe_init(struct acpi_device *device)
 {
-	struct acpi_device_id button_device_ids[] = {
+	static const struct acpi_device_id button_device_ids[] = {
 		{"PNP0C0C", 0},
 		{"PNP0C0D", 0},
 		{"PNP0C0E", 0},
-- 
1.7.10.4

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