diff --git a/drivers/arm/smmu/smmu_v3.c b/drivers/arm/smmu/smmu_v3.c
index cfe8c2a..7b017e3 100644
--- a/drivers/arm/smmu/smmu_v3.c
+++ b/drivers/arm/smmu/smmu_v3.c
@@ -8,8 +8,8 @@
 #include <smmu_v3.h>
 
 /* Test for pending invalidate */
-#define INVAL_PENDING(base)	\
-	smmuv3_read_s_init(base) & SMMU_S_INIT_INV_ALL_MASK
+#define INVAL_PENDING(_base)	\
+	smmuv3_read_s_init(_base) & SMMU_S_INIT_INV_ALL_MASK
 
 static inline uint32_t smmuv3_read_s_idr1(uintptr_t base)
 {