diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index f78e756157db3184175cd7638b2dfaf58849beb5..826dbd06f6bbb1eaac6c8fff2a770fb5b577d5cd 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -261,7 +261,8 @@ static int nvidia_remove_memory(struct agp_memory *mem, off_t pg_start, int type
 static void nvidia_tlbflush(struct agp_memory *mem)
 {
 	unsigned long end;
-	u32 wbc_reg, temp;
+	u32 wbc_reg;
+	u32 __maybe_unused temp;
 	int i;
 
 	/* flush chipset */