[NETFILTER] ip6tables: remove duplicate code
authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Mon, 19 Sep 2005 22:34:40 +0000 (15:34 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 19 Sep 2005 22:34:40 +0000 (15:34 -0700)
commite674d0f38de6109b59dbe30fba8b296a03229b8e
tree459271f7cef6319dfa7ca9ab050269c98e551994
parent926b50f92a30090da2c1a8675de954c2d9b09732
[NETFILTER] ip6tables: remove duplicate code

Some IPv6 matches have very similar loops to find IPv6 extension header
and we can unify them. This patch introduces ipv6_find_hdr() to do it.
I just checked that it can find the target headers in the packet which has
dst,hbh,rt,frag,ah,esp headers.

Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/netfilter_ipv6/ip6_tables.h
net/ipv6/netfilter/ip6_tables.c
net/ipv6/netfilter/ip6t_ah.c
net/ipv6/netfilter/ip6t_dst.c
net/ipv6/netfilter/ip6t_esp.c
net/ipv6/netfilter/ip6t_frag.c
net/ipv6/netfilter/ip6t_hbh.c
net/ipv6/netfilter/ip6t_rt.c