diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 706eacf..bbd066e 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -1166,7 +1166,6 @@
 #ifdef CONFIG_ACPI_PROCFS
 	struct proc_dir_entry *entry = NULL;
 #endif
-	unsigned int i;
 
 	if (boot_option_idle_override)
 		return 0;