netfilter: xtables: use memcmp in unconditional check
authorJan Engelhardt <jengelh@medozas.de>
Thu, 9 Jul 2009 21:00:19 +0000 (23:00 +0200)
committerJan Engelhardt <jengelh@medozas.de>
Mon, 10 Aug 2009 11:35:27 +0000 (13:35 +0200)
commit47901dc2c4a3f1f9af453486a005d31fe9b393f0
tree12bcbe4b7add3cc9beff300165ac4d962015ad15
parente5afbba1869a5d9509c61f8962be9bdebf95f7d3
netfilter: xtables: use memcmp in unconditional check

Instead of inspecting each u32/char open-coded, clean up and make use
of memcmp. On some arches, memcmp is implemented as assembly or GCC's
__builtin_memcmp which can possibly take advantages of known
alignment.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
net/ipv4/netfilter/arp_tables.c
net/ipv4/netfilter/ip_tables.c
net/ipv6/netfilter/ip6_tables.c