diff --git a/lib/psci/psci_mem_protect.c b/lib/psci/psci_mem_protect.c
index 68ad705..f6bbacd 100644
--- a/lib/psci/psci_mem_protect.c
+++ b/lib/psci/psci_mem_protect.c
@@ -13,7 +13,7 @@
 
 u_register_t psci_mem_protect(unsigned int enable)
 {
-	int val;
+	int val = 0;
 
 	assert(psci_plat_pm_ops->read_mem_protect != NULL);
 	assert(psci_plat_pm_ops->write_mem_protect != NULL);