ACPI / battery: constify the offset tables

The offset tables are only read, not modified. Make them const.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 547e627611e0bb7d784e85bf87278e4079bd5a6a..7a175e9c15231507b2a74b9f7701ae892f1bf7fc 100644 (file)
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -355,14 +355,14 @@ struct acpi_offsets {
        u8 mode;                /* int or string? */
 };
 
-static struct acpi_offsets state_offsets[] = {
+static const struct acpi_offsets state_offsets[] = {
        {offsetof(struct acpi_battery, state), 0},
        {offsetof(struct acpi_battery, rate_now), 0},
        {offsetof(struct acpi_battery, capacity_now), 0},
        {offsetof(struct acpi_battery, voltage_now), 0},
 };
 
-static struct acpi_offsets info_offsets[] = {
+static const struct acpi_offsets info_offsets[] = {
        {offsetof(struct acpi_battery, power_unit), 0},
        {offsetof(struct acpi_battery, design_capacity), 0},
        {offsetof(struct acpi_battery, full_charge_capacity), 0},
@@ -378,7 +378,7 @@ static struct acpi_offsets info_offsets[] = {
        {offsetof(struct acpi_battery, oem_info), 1},
 };
 
-static struct acpi_offsets extended_info_offsets[] = {
+static const struct acpi_offsets extended_info_offsets[] = {
        {offsetof(struct acpi_battery, revision), 0},
        {offsetof(struct acpi_battery, power_unit), 0},
        {offsetof(struct acpi_battery, design_capacity), 0},
@@ -403,7 +403,7 @@ static struct acpi_offsets extended_info_offsets[] = {
 
 static int extract_package(struct acpi_battery *battery,
                           union acpi_object *package,
-                          struct acpi_offsets *offsets, int num)
+                          const struct acpi_offsets *offsets, int num)
 {
        int i;
        union acpi_object *element;