1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/usb/storage/sddr09.c b/drivers/usb/storage/sddr09.c
index b8e7802c871d..fb8bacaae27c 100644
--- a/drivers/usb/storage/sddr09.c
+++ b/drivers/usb/storage/sddr09.c
@@ -133,13 +133,11 @@ static struct nand_flash_dev nand_flash_ids[] = {
         { 0,}
 };
 
-#define SIZE(a) (sizeof(a)/sizeof((a)[0]))
-
 static struct nand_flash_dev *
 nand_find_id(unsigned char id) {
         int i;
 
-        for (i = 0; i < SIZE(nand_flash_ids); i++)
+        for (i = 0; i < ARRAY_SIZE(nand_flash_ids); i++)
                 if (nand_flash_ids[i].model_id == id)
                         return &(nand_flash_ids[i]);
         return NULL;