netfilter: arptables: use arp_hdr_len()

use arp_hdr_len().

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Changli Gao 2010-07-23 13:40:53 +02:00 • committed by Patrick McHardy
commit f667009ecc