net: Trivial coding style issue with empty for statement

Signed-off-by: NDetlev Zundel <dzu@denx.de>
Signed-off-by: NBen Warren <biggerbadderben@gmail.com>

net/eth.c

 /*
- * (C) Copyright 2001-2004
+ * (C) Copyright 2001-2010
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -173,7 +173,8 @@ int eth_register(struct eth_device* dev)
 		}
 #endif
 	} else {
-		for (d=eth_devices; d->next!=eth_devices; d=d->next);
+		for (d=eth_devices; d->next!=eth_devices; d=d->next)
+			;
 		d->next = dev;
 	}