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authorAl Viro <viro@zeniv.linux.org.uk>2006-11-16 02:41:18 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-02 21:23:41 -0800
commitf9214b2627fb8582af1986afc4aed5942086a535 (patch)
tree13bd40def90b1bcf77e2c79a4fcabf60a4d5d444 /net/ipv4
parent5c78f275e696a25a9919671aa8aa3d0a3d967978 (diff)
[NET]: ipvs checksum annotations.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/ipvs/ip_vs_proto_tcp.c6
-rw-r--r--net/ipv4/ipvs/ip_vs_proto_udp.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv4/ipvs/ip_vs_proto_tcp.c b/net/ipv4/ipvs/ip_vs_proto_tcp.c
index b60a07910df..16a9ebee2fe 100644
--- a/net/ipv4/ipvs/ip_vs_proto_tcp.c
+++ b/net/ipv4/ipvs/ip_vs_proto_tcp.c
@@ -116,9 +116,9 @@ tcp_fast_csum_update(struct tcphdr *tcph, __be32 oldip, __be32 newip,
__be16 oldport, __be16 newport)
{
tcph->check =
- ip_vs_check_diff(~oldip, newip,
- ip_vs_check_diff(oldport ^ htons(0xFFFF),
- newport, tcph->check));
+ csum_fold(ip_vs_check_diff4(oldip, newip,
+ ip_vs_check_diff2(oldport, newport,
+ ~csum_unfold(tcph->check))));
}
diff --git a/net/ipv4/ipvs/ip_vs_proto_udp.c b/net/ipv4/ipvs/ip_vs_proto_udp.c
index 3647397e416..03f0a414cfa 100644
--- a/net/ipv4/ipvs/ip_vs_proto_udp.c
+++ b/net/ipv4/ipvs/ip_vs_proto_udp.c
@@ -121,9 +121,9 @@ udp_fast_csum_update(struct udphdr *uhdr, __be32 oldip, __be32 newip,
__be16 oldport, __be16 newport)
{
uhdr->check =
- ip_vs_check_diff(~oldip, newip,
- ip_vs_check_diff(oldport ^ htons(0xFFFF),
- newport, uhdr->check));
+ csum_fold(ip_vs_check_diff4(oldip, newip,
+ ip_vs_check_diff2(oldport, newport,
+ ~csum_unfold(uhdr->check))));
if (!uhdr->check)
uhdr->check = CSUM_MANGLED_0;
}