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netfilter: arptables: use arp_hdr_len()

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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
parent c36952e524
commit f667009ecc
1 changed files with 1 additions and 4 deletions
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5
net/ipv4/netfilter/arp_tables.c
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@ -283,16 +283,13 @@ unsigned int arpt_do_table(struct sk_buff *skb,
arp = arp_hdr(skb);
do {
const struct arpt_entry_target *t;
int hdr_len;
if (!arp_packet_match(arp, skb->dev, indev, outdev, &e->arp)) {
e = arpt_next_entry(e);
continue;
}
hdr_len = sizeof(*arp) + (2 * sizeof(struct in_addr)) +
(2 * skb->dev->addr_len);
ADD_COUNTER(e->counters, hdr_len, 1);
ADD_COUNTER(e->counters, arp_hdr_len(skb->dev), 1);
t = arpt_get_target_c(e);