diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 1bf3642cb8598cf57419c65985a679dd30b831f4..fd3bcb4a9e9f9ee0378c654888e7afe83861e451 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1084,9 +1084,9 @@ void __init unflatten_device_tree(void)
 static int __init early_init_dt_scan_cpus(unsigned long node,
 					  const char *uname, int depth, void *data)
 {
-	char *type = of_get_flat_dt_prop(node, "device_type", NULL);
 	u32 *prop;
-	unsigned long size = 0;
+	unsigned long size;
+	char *type = of_get_flat_dt_prop(node, "device_type", &size);
 
 	/* We are scanning "cpu" nodes only */
 	if (type == NULL || strcmp(type, "cpu") != 0)
@@ -1112,7 +1112,7 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
 
 #ifdef CONFIG_ALTIVEC
 	/* Check if we have a VMX and eventually update CPU features */
-	prop = (u32 *)of_get_flat_dt_prop(node, "ibm,vmx", &size);
+	prop = (u32 *)of_get_flat_dt_prop(node, "ibm,vmx", NULL);
 	if (prop && (*prop) > 0) {
 		cur_cpu_spec->cpu_features |= CPU_FTR_ALTIVEC;
 		cur_cpu_spec->cpu_user_features |= PPC_FEATURE_HAS_ALTIVEC;
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 623c39aa04362847e3dd8ac614add5dba6afb6a1..19b415f6e5d51f2bca89b5ae0d8cf60aa2e263ad 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -705,7 +705,6 @@ static void iseries_shared_idle(void)
 
 static void iseries_dedicated_idle(void)
 {
-	long oldval;
 	set_thread_flag(TIF_POLLING_NRFLAG);
 
 	while (1) {