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-rw-r--r--net/ipv4/netfilter/ip_nat_tftp.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ip_nat_tftp.c b/net/ipv4/netfilter/ip_nat_tftp.c
index 2215317..43c3bd7 100644
--- a/net/ipv4/netfilter/ip_nat_tftp.c
+++ b/net/ipv4/netfilter/ip_nat_tftp.c
@@ -42,7 +42,10 @@ static unsigned int help(struct sk_buff **pskb,
enum ip_conntrack_info ctinfo,
struct ip_conntrack_expect *exp)
{
- exp->saved_proto.udp.port = exp->tuple.dst.u.tcp.port;
+ struct ip_conntrack *ct = exp->master;
+
+ exp->saved_proto.udp.port
+ = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.u.udp.port;
exp->dir = IP_CT_DIR_REPLY;
exp->expectfn = ip_nat_follow_master;
if (ip_conntrack_expect_related(exp) != 0)
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