arptables: fix target ip offset

--dst-ip checks the first four octets of the target mac.

Format of ipv4 arp is:
arphdr (htype, ptype...)
src mac
src ip
target mac
target ip

So we need to add hlen (6 bytes) a second time
(arphdr + 6 + 4 + 6) to get correct offset.

Signed-off-by: Florian Westphal <fw@strlen.de>

0 files changed, 0 insertions, 0 deletions