diff --git a/[refs] b/[refs]
index ce36657681d8..fd537a6c2ebe 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 57834a722473848338b1967f7fdd9907c713b0a7
+refs/heads/master: 3d9cb0eafd024d6fc1b1583ff9b17e5f60951fd9
diff --git a/trunk/arch/arm/mach-pxa/pm.c b/trunk/arch/arm/mach-pxa/pm.c
index 978e1b289544..1807c9abdde0 100644
--- a/trunk/arch/arm/mach-pxa/pm.c
+++ b/trunk/arch/arm/mach-pxa/pm.c
@@ -33,7 +33,7 @@ int pxa_pm_enter(suspend_state_t state)
 #endif
 
 	/* skip registers saving for standby */
-	if (state != PM_SUSPEND_STANDBY) {
+	if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->save) {
 		pxa_cpu_pm_fns->save(sleep_save);
 		/* before sleeping, calculate and save a checksum */
 		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
@@ -44,7 +44,7 @@ int pxa_pm_enter(suspend_state_t state)
 	pxa_cpu_pm_fns->enter(state);
 	cpu_init();
 
-	if (state != PM_SUSPEND_STANDBY) {
+	if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->restore) {
 		/* after sleeping, validate the checksum */
 		for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
 			checksum += sleep_save[i];