diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 1798bbeff96b..c05d5ec9882a 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -968,20 +968,20 @@ static int acpi_processor_setup_cpuidle_states(struct acpi_processor *pr)
 
 		state->flags = 0;
 		switch (cx->type) {
-			case ACPI_STATE_C1:
 
+		case ACPI_STATE_C1:
 			state->enter = acpi_idle_enter_c1;
 			state->enter_dead = acpi_idle_play_dead;
 			drv->safe_state_index = count;
 			break;
 
-			case ACPI_STATE_C2:
+		case ACPI_STATE_C2:
 			state->enter = acpi_idle_enter_simple;
 			state->enter_dead = acpi_idle_play_dead;
 			drv->safe_state_index = count;
 			break;
 
-			case ACPI_STATE_C3:
+		case ACPI_STATE_C3:
 			state->enter = pr->flags.bm_check ?
 					acpi_idle_enter_bm :
 					acpi_idle_enter_simple;