1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 831883b7d6c9..5e57a80c6cf1 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -85,7 +85,7 @@ struct acpi_ac {
         struct power_supply charger;
 #endif
         struct acpi_device * device;
-        unsigned long state;
+        unsigned long long state;
 };
 
 #define to_acpi_ac(x) container_of(x, struct acpi_ac, charger);