diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index c4c443d..0a134a4 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -278,7 +278,7 @@
 static int memory_block_change_state(struct memory_block *mem,
 		unsigned long to_state, unsigned long from_state_req)
 {
-	int i, ret = 0;
+	int ret = 0;
 
 	mutex_lock(&mem->state_mutex);