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/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index a7b8d7f..2c19b8d 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -569,7 +569,7 @@
 	/* if the flash size less than 4Mb, make huge war cry and die */
 	for (j = 1; j < 4; j++) {
 		addr = j * NETXEN_NIC_WINDOW_MARGIN;
-		for (i = 0; i < (sizeof(locs) / sizeof(locs[0])); i++) {
+		for (i = 0; i < ARRAY_SIZE(locs); i++) {
 			if (netxen_rom_fast_read(adapter, locs[i], &val01) == 0
 			    && netxen_rom_fast_read(adapter, (addr + locs[i]),
 						    &val02) == 0) {