ACPI: SBS: remove useless acpi_cm_sbs_init() initcall

acpi_cm_sbs_init() doesn't do anything, so we can just remove it.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/cm_sbs.c b/drivers/acpi/cm_sbs.c
index 4441e84..80d5c88 100644
--- a/drivers/acpi/cm_sbs.c
+++ b/drivers/acpi/cm_sbs.c
@@ -105,9 +105,3 @@
 	return;
 }
 EXPORT_SYMBOL(acpi_unlock_battery_dir);
-
-static int __init acpi_cm_sbs_init(void)
-{
-	return 0;
-}
-subsys_initcall(acpi_cm_sbs_init);