diff --git a/arch/arm/mm/cache-tauros2.c b/arch/arm/mm/cache-tauros2.c
index 23a7643e9a87..97e2ac81399f 100644
--- a/arch/arm/mm/cache-tauros2.c
+++ b/arch/arm/mm/cache-tauros2.c
@@ -192,7 +192,7 @@ static inline void __init write_actlr(u32 actlr)
 void __init tauros2_init(void)
 {
 	extern int processor_id;
-	char *mode;
+	char *mode = NULL;
 
 	disable_l2_prefetch();