diff options
| -rwxr-xr-x | src/plugins/nat/out2in.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/src/plugins/nat/out2in.c b/src/plugins/nat/out2in.c index 9549a45c07e..83c099d1bd2 100755 --- a/src/plugins/nat/out2in.c +++ b/src/plugins/nat/out2in.c @@ -893,6 +893,9 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, dst_address /* changed member */ ); ip0->checksum = ip_csum_fold (sum0); + old_port0 = udp0->dst_port; + new_port0 = udp0->dst_port = s0->in2out.port; + if (PREDICT_TRUE (proto0 == SNAT_PROTOCOL_TCP)) { old_port0 = tcp0->dst_port; @@ -914,9 +917,6 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, { if (PREDICT_FALSE (udp0->checksum)) { - old_port0 = udp0->dst_port; - new_port0 = udp0->dst_port = s0->in2out.port; - sum0 = udp0->checksum; sum0 = ip_csum_update (sum0, old_addr0, new_addr0, ip4_header_t, @@ -1070,12 +1070,11 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, dst_address /* changed member */ ); ip1->checksum = ip_csum_fold (sum1); + old_port1 = udp1->dst_port; + new_port1 = udp1->dst_port = s1->in2out.port; + if (PREDICT_TRUE (proto1 == SNAT_PROTOCOL_TCP)) { - old_port1 = tcp1->dst_port; - tcp1->dst_port = s1->in2out.port; - new_port1 = tcp1->dst_port; - sum1 = tcp1->checksum; sum1 = ip_csum_update (sum1, old_addr1, new_addr1, ip4_header_t, @@ -1091,9 +1090,6 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, { if (PREDICT_FALSE (udp1->checksum)) { - old_port1 = udp1->dst_port; - new_port1 = udp1->dst_port = s1->in2out.port; - sum1 = udp1->checksum; sum1 = ip_csum_update (sum1, old_addr1, new_addr1, ip4_header_t, @@ -1284,12 +1280,11 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, dst_address /* changed member */ ); ip0->checksum = ip_csum_fold (sum0); + old_port0 = udp0->dst_port; + new_port0 = udp0->dst_port = s0->in2out.port; + if (PREDICT_TRUE (proto0 == SNAT_PROTOCOL_TCP)) { - old_port0 = tcp0->dst_port; - tcp0->dst_port = s0->in2out.port; - new_port0 = tcp0->dst_port; - sum0 = tcp0->checksum; sum0 = ip_csum_update (sum0, old_addr0, new_addr0, ip4_header_t, @@ -1305,9 +1300,6 @@ VLIB_NODE_FN (snat_out2in_node) (vlib_main_t * vm, { if (PREDICT_FALSE (udp0->checksum)) { - old_port0 = udp0->dst_port; - new_port0 = udp0->dst_port = s0->in2out.port; - sum0 = udp0->checksum; sum0 = ip_csum_update (sum0, old_addr0, new_addr0, ip4_header_t, |