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authorPatrick McHardy <kaber@trash.net>2006-08-05 00:58:33 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:53:54 -0700
commit4cf411de49c65140b3c259748629b561c0d3340f (patch)
tree71dbc9fbbb0b64e805033665e3653d991abb0f7e /net/ipv4/netfilter/ip_nat_standalone.c
parent84fa7933a33f806bbbaae6775e87459b1ec584c0 (diff)
[NETFILTER]: Get rid of HW checksum invalidation
Update hardware checksums incrementally to avoid breaking GSO. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ip_nat_standalone.c')
-rw-r--r--net/ipv4/netfilter/ip_nat_standalone.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/net/ipv4/netfilter/ip_nat_standalone.c b/net/ipv4/netfilter/ip_nat_standalone.c
index f4f00c816d8..f3b77835543 100644
--- a/net/ipv4/netfilter/ip_nat_standalone.c
+++ b/net/ipv4/netfilter/ip_nat_standalone.c
@@ -110,12 +110,6 @@ ip_nat_fn(unsigned int hooknum,
IP_NF_ASSERT(!((*pskb)->nh.iph->frag_off
& htons(IP_MF|IP_OFFSET)));
- /* If we had a hardware checksum before, it's now invalid */
- if ((*pskb)->ip_summed == CHECKSUM_PARTIAL ||
- (*pskb)->ip_summed == CHECKSUM_COMPLETE)
- if (skb_checksum_help(*pskb))
- return NF_DROP;
-
ct = ip_conntrack_get(*pskb, &ctinfo);
/* Can't track? It's not due to stress, or conntrack would
have dropped it. Hence it's the user's responsibilty to
@@ -146,8 +140,8 @@ ip_nat_fn(unsigned int hooknum,
case IP_CT_RELATED:
case IP_CT_RELATED+IP_CT_IS_REPLY:
if ((*pskb)->nh.iph->protocol == IPPROTO_ICMP) {
- if (!ip_nat_icmp_reply_translation(pskb, ct, maniptype,
- CTINFO2DIR(ctinfo)))
+ if (!ip_nat_icmp_reply_translation(ct, ctinfo,
+ hooknum, pskb))
return NF_DROP;
else
return NF_ACCEPT;