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-rwxr-xr-xsrc/plugins/nat/out2in.c32
1 files changed, 24 insertions, 8 deletions
diff --git a/src/plugins/nat/out2in.c b/src/plugins/nat/out2in.c
index 7f500a916f0..a03f780ba5e 100755
--- a/src/plugins/nat/out2in.c
+++ b/src/plugins/nat/out2in.c
@@ -1105,10 +1105,14 @@ snat_out2in_node_fn (vlib_main_t * vm,
* Send DHCP packets to the ipv4 stack, or we won't
* be able to use dhcp client on the outside interface
*/
- if (proto0 != SNAT_PROTOCOL_UDP
+ if (PREDICT_TRUE (proto0 != SNAT_PROTOCOL_UDP
|| (udp0->dst_port
- != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client)))
+ != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client))))
next0 = SNAT_OUT2IN_NEXT_DROP;
+ else
+ vnet_feature_next
+ (vnet_buffer (b0)->sw_if_index[VLIB_RX],
+ &next0, b0);
goto trace0;
}
else
@@ -1268,10 +1272,14 @@ snat_out2in_node_fn (vlib_main_t * vm,
* Send DHCP packets to the ipv4 stack, or we won't
* be able to use dhcp client on the outside interface
*/
- if (proto1 != SNAT_PROTOCOL_UDP
+ if (PREDICT_TRUE (proto1 != SNAT_PROTOCOL_UDP
|| (udp1->dst_port
- != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client)))
+ != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client))))
next1 = SNAT_OUT2IN_NEXT_DROP;
+ else
+ vnet_feature_next
+ (vnet_buffer (b1)->sw_if_index[VLIB_RX],
+ &next1, b1);
goto trace1;
}
else
@@ -1467,10 +1475,14 @@ snat_out2in_node_fn (vlib_main_t * vm,
* Send DHCP packets to the ipv4 stack, or we won't
* be able to use dhcp client on the outside interface
*/
- if (proto0 != SNAT_PROTOCOL_UDP
+ if (PREDICT_TRUE (proto0 != SNAT_PROTOCOL_UDP
|| (udp0->dst_port
- != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client)))
+ != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client))))
next0 = SNAT_OUT2IN_NEXT_DROP;
+ else
+ vnet_feature_next
+ (vnet_buffer (b0)->sw_if_index[VLIB_RX],
+ &next0, b0);
goto trace00;
}
else
@@ -1707,10 +1719,14 @@ nat44_out2in_reass_node_fn (vlib_main_t * vm,
* Send DHCP packets to the ipv4 stack, or we won't
* be able to use dhcp client on the outside interface
*/
- if (proto0 != SNAT_PROTOCOL_UDP
+ if (PREDICT_TRUE (proto0 != SNAT_PROTOCOL_UDP
|| (udp0->dst_port
- != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client)))
+ != clib_host_to_net_u16(UDP_DST_PORT_dhcp_to_client))))
next0 = SNAT_OUT2IN_NEXT_DROP;
+ else
+ vnet_feature_next
+ (vnet_buffer (b0)->sw_if_index[VLIB_RX],
+ &next0, b0);
goto trace0;
}
else