--- ./drivers/acpi/system.c-orig	Tue Apr 29 17:39:34 2003
+++ ./drivers/acpi/system.c	Tue Apr 29 19:08:09 2003
@@ -180,7 +180,7 @@
 			return AE_ERROR;
 	}
 
-	if (state < ACPI_STATE_S5) {
+	if (state <= ACPI_STATE_S5) {
 		/* Tell devices to stop I/O and actually save their state.
 		 * It is theoretically possible that something could fail,
 		 * so handle that gracefully..
@@ -277,6 +277,7 @@
 
 	switch (state) {
 	case ACPI_STATE_S1:
+	case ACPI_STATE_S5:
 		barrier();
 		status = acpi_enter_sleep_state(state);
 		break;