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-rw-r--r--net/ipv4/netfilter/ip_conntrack_standalone.c2
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c2
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_standalone.c b/net/ipv4/netfilter/ip_conntrack_standalone.c
index 929d61f7be91..f0cc7feb0da3 100644
--- a/net/ipv4/netfilter/ip_conntrack_standalone.c
+++ b/net/ipv4/netfilter/ip_conntrack_standalone.c
@@ -417,7 +417,7 @@ static unsigned int ip_conntrack_help(unsigned int hooknum,
/* This is where we call the helper: as the packet goes out. */
ct = ip_conntrack_get(*pskb, &ctinfo);
- if (ct && ct->helper) {
+ if (ct && ct->helper && ctinfo != IP_CT_RELATED + IP_CT_IS_REPLY) {
unsigned int ret;
ret = ct->helper->help(pskb, ct, ctinfo);
if (ret != NF_ACCEPT)
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 77d974443c7b..8cc8e1b36778 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -145,7 +145,7 @@ static unsigned int ipv4_conntrack_help(unsigned int hooknum,
/* This is where we call the helper: as the packet goes out. */
ct = nf_ct_get(*pskb, &ctinfo);
- if (!ct)
+ if (!ct || ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)
return NF_ACCEPT;
help = nfct_help(ct);
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 93bae36f2663..2a71c3b669f1 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -189,7 +189,7 @@ static unsigned int ipv6_confirm(unsigned int hooknum,
/* This is where we call the helper: as the packet goes out. */
ct = nf_ct_get(*pskb, &ctinfo);
- if (!ct)
+ if (!ct || ctinfo == IP_CT_RELATED + IP_CT_IS_REPLY)
goto out;
help = nfct_help(ct);