From: Florian Westphal <fw@xxxxxxxxx>
Check for the NAT status bits, they are set once conntrack needs NAT in source or
reply direction, this is slightly faster than nfct_nat() as that has to check the
extension area.
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
---
net/netfilter/ipvs/ip_vs_ftp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
index d30c327bb578..2e2bf7428cd1 100644
--- a/net/netfilter/ipvs/ip_vs_ftp.c
+++ b/net/netfilter/ipvs/ip_vs_ftp.c
@@ -260,7 +260,7 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
buf_len = strlen(buf);
ct = nf_ct_get(skb, &ctinfo);
- if (ct && !nf_ct_is_untracked(ct) && nfct_nat(ct)) {
+ if (ct && !nf_ct_is_untracked(ct) && (ct->status & IPS_NAT_MASK)) {
/* If mangling fails this function will return 0
* which will cause the packet to be dropped.
* Mangling can only fail under memory pressure,
--
2.1.4
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