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Diffstat (limited to 'src/plugins/nat/out2in.c')
-rwxr-xr-xsrc/plugins/nat/out2in.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/src/plugins/nat/out2in.c b/src/plugins/nat/out2in.c
index c0f5a3c835a..6bc25b8cc22 100755
--- a/src/plugins/nat/out2in.c
+++ b/src/plugins/nat/out2in.c
@@ -410,7 +410,8 @@ create_bypass_for_fwd(snat_main_t * sm, ip4_header_t * ip, u32 rx_fib_index,
if (ip->protocol == IP_PROTOCOL_TCP)
{
tcp_header_t *tcp = ip4_next_header(ip);
- nat44_set_tcp_session_state (sm, s, tcp, thread_index);
+ if (nat44_set_tcp_session_state (sm, s, tcp, thread_index))
+ return;
}
/* Per-user LRU list maintenance */
clib_dlist_remove (tsm->list_pool, s->per_user_index);
@@ -1043,6 +1044,8 @@ snat_out2in_lb (snat_main_t *sm,
src_address);
ip->checksum = ip_csum_fold (sum);
+ vnet_buffer(b)->sw_if_index[VLIB_TX] = s->in2out.fib_index;
+
if (PREDICT_TRUE(proto == SNAT_PROTOCOL_TCP))
{
old_port = tcp->dst_port;
@@ -1063,7 +1066,8 @@ snat_out2in_lb (snat_main_t *sm,
ip->src_address.as_u32 = s->ext_host_nat_addr.as_u32;
}
tcp->checksum = ip_csum_fold(sum);
- nat44_set_tcp_session_state (sm, s, tcp, thread_index);
+ if (nat44_set_tcp_session_state (sm, s, tcp, thread_index))
+ return s;
}
else
{
@@ -1076,8 +1080,6 @@ snat_out2in_lb (snat_main_t *sm,
udp->checksum = 0;
}
- vnet_buffer(b)->sw_if_index[VLIB_TX] = s->in2out.fib_index;
-
/* Accounting */
s->last_heard = now;
s->total_pkts++;
@@ -1306,7 +1308,8 @@ snat_out2in_node_fn (vlib_main_t * vm,
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace0;
}
else
{
@@ -1485,7 +1488,8 @@ snat_out2in_node_fn (vlib_main_t * vm,
ip4_header_t /* cheat */,
length /* changed member */);
tcp1->checksum = ip_csum_fold(sum1);
- nat44_set_tcp_session_state (sm, s1, tcp1, thread_index);
+ if (nat44_set_tcp_session_state (sm, s1, tcp1, thread_index))
+ goto trace1;
}
else
{
@@ -1700,7 +1704,8 @@ snat_out2in_node_fn (vlib_main_t * vm,
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace00;
}
else
{
@@ -1969,7 +1974,8 @@ nat44_out2in_reass_node_fn (vlib_main_t * vm,
ip4_header_t /* cheat */,
length /* changed member */);
tcp0->checksum = ip_csum_fold(sum0);
- nat44_set_tcp_session_state (sm, s0, tcp0, thread_index);
+ if (nat44_set_tcp_session_state (sm, s0, tcp0, thread_index))
+ goto trace0;
}
else
{