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path: root/net/netfilter/nf_conntrack_tftp.c
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Diffstat (limited to 'net/netfilter/nf_conntrack_tftp.c')
-rw-r--r--net/netfilter/nf_conntrack_tftp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/netfilter/nf_conntrack_tftp.c b/net/netfilter/nf_conntrack_tftp.c
index 81fc61c05263..e9936c830208 100644
--- a/net/netfilter/nf_conntrack_tftp.c
+++ b/net/netfilter/nf_conntrack_tftp.c
@@ -60,8 +60,10 @@ static int tftp_help(struct sk_buff *skb,
nf_ct_dump_tuple(&ct->tuplehash[IP_CT_DIR_REPLY].tuple);
exp = nf_ct_expect_alloc(ct);
- if (exp == NULL)
+ if (exp == NULL) {
+ nf_ct_helper_log(skb, ct, "cannot alloc expectation");
return NF_DROP;
+ }
tuple = &ct->tuplehash[IP_CT_DIR_REPLY].tuple;
nf_ct_expect_init(exp, NF_CT_EXPECT_CLASS_DEFAULT,
nf_ct_l3num(ct),
@@ -74,8 +76,10 @@ static int tftp_help(struct sk_buff *skb,
nf_nat_tftp = rcu_dereference(nf_nat_tftp_hook);
if (nf_nat_tftp && ct->status & IPS_NAT_MASK)
ret = nf_nat_tftp(skb, ctinfo, exp);
- else if (nf_ct_expect_related(exp) != 0)
+ else if (nf_ct_expect_related(exp) != 0) {
+ nf_ct_helper_log(skb, ct, "cannot add expectation");
ret = NF_DROP;
+ }
nf_ct_expect_put(exp);
break;
case TFTP_OPCODE_DATA: