drivers/net/: all drivers/net/ cleanup with ARRAY_SIZE

Signed-off-by: Denis Cheng <crquan@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/atl1/atl1_hw.c b/drivers/net/atl1/atl1_hw.c
index ef886bd..9d3bd22 100644
--- a/drivers/net/atl1/atl1_hw.c
+++ b/drivers/net/atl1/atl1_hw.c
@@ -603,7 +603,7 @@
 
 static void atl1_init_flash_opcode(struct atl1_hw *hw)
 {
-	if (hw->flash_vendor >= sizeof(flash_table) / sizeof(flash_table[0]))
+	if (hw->flash_vendor >= ARRAY_SIZE(flash_table))
 		hw->flash_vendor = 0;	/* ATMEL */
 
 	/* Init OP table */