diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index c29e41bfcf35d1f1d78f3738a33923162dd394b4..bb9fe7984b1a00fe3dae2321dab70979909ea3bf 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -36,11 +36,6 @@ static int acpi_ac_add(struct acpi_device *device);
 static int acpi_ac_remove(struct acpi_device *device);
 static void acpi_ac_notify(struct acpi_device *device, u32 event);
 
-struct acpi_ac_bl {
-	const char *hid;
-	int hrv;
-};
-
 static const struct acpi_device_id ac_device_ids[] = {
 	{"ACPI0003", 0},
 	{"", 0},