1 files changed, 2 insertions, 63 deletions

diff --git a/src/plugins/nat/in2out.c b/src/plugins/nat/in2out.c
index 134d652feb0..fae930b607f 100755
--- a/src/plugins/nat/in2out.c
+++ b/src/plugins/nat/in2out.c
@@ -464,47 +464,6 @@ icmp_get_ed_key(ip4_header_t *ip0, nat_ed_ses_key_t *p_key0)
   return 0;
 }
 
-static inline int
-nat_not_translate_output_feature_fwd (snat_main_t * sm, ip4_header_t * ip)
-{
-  nat_ed_ses_key_t key;
-  clib_bihash_kv_16_8_t kv, value;
-  udp_header_t *udp;
-
-  if (!sm->forwarding_enabled)
-    return 0;
-
-  if (ip->protocol == IP_PROTOCOL_ICMP)
-    {
-      if (icmp_get_ed_key (ip, &key))
-        return 0;
-    }
-  else if (ip->protocol == IP_PROTOCOL_UDP || ip->protocol == IP_PROTOCOL_TCP)
-    {
-      udp = ip4_next_header(ip);
-      key.l_addr = ip->src_address;
-      key.r_addr = ip->dst_address;
-      key.proto = ip->protocol;
-      key.r_port = udp->dst_port;
-      key.l_port = udp->src_port;
-    }
-  else
-    {
-      key.l_addr = ip->src_address;
-      key.r_addr = ip->dst_address;
-      key.proto = ip->protocol;
-      key.l_port = key.r_port = 0;
-    }
-  key.fib_index = 0;
-  kv.key[0] = key.as_u64[0];
-  kv.key[1] = key.as_u64[1];
-
-  if (!clib_bihash_search_16_8 (&sm->in2out_ed, &kv, &value))
-    return value.value == ~0ULL;
-
-  return 0;
-}
-
 /**
  * Get address and port values to be used for ICMP packet translation
  * and create session if needed
@@ -1324,8 +1283,6 @@ snat_in2out_lb (snat_main_t *sm,
 
   if (!clib_bihash_search_16_8 (&sm->in2out_ed, &s_kv, &s_value))
     {
-      if (s_value.value == ~0ULL)
-        return 0;
       s = pool_elt_at_index (tsm->sessions, s_value.value);
     }
   else
@@ -1560,12 +1517,6 @@ snat_in2out_node_fn_inline (vlib_main_t * vm,
             }
           else
             {
-              if (is_output_feature)
-                {
-                  if (PREDICT_FALSE(nat_not_translate_output_feature_fwd(sm, ip0)))
-                    goto trace00;
-                }
-
               if (PREDICT_FALSE (proto0 == ~0 || proto0 == SNAT_PROTOCOL_ICMP))
                 {
                   next0 = SNAT_IN2OUT_NEXT_SLOW_PATH;
@@ -1752,12 +1703,6 @@ snat_in2out_node_fn_inline (vlib_main_t * vm,
             }
           else
             {
-              if (is_output_feature)
-                {
-                  if (PREDICT_FALSE(nat_not_translate_output_feature_fwd(sm, ip1)))
-                    goto trace01;
-                }
-
               if (PREDICT_FALSE (proto1 == ~0 || proto1 == SNAT_PROTOCOL_ICMP))
                 {
                   next1 = SNAT_IN2OUT_NEXT_SLOW_PATH;
@@ -1771,6 +1716,8 @@ snat_in2out_node_fn_inline (vlib_main_t * vm,
                 }
             }
 
+          b1->flags |= VNET_BUFFER_F_IS_NATED;
+
           key1.addr = ip1->src_address;
           key1.port = udp1->src_port;
           key1.protocol = proto1;
@@ -1833,8 +1780,6 @@ snat_in2out_node_fn_inline (vlib_main_t * vm,
                 }
             }
 
-          b1->flags |= VNET_BUFFER_F_IS_NATED;
-
           old_addr1 = ip1->src_address.as_u32;
           ip1->src_address = s1->out2in.addr;
           new_addr1 = ip1->src_address.as_u32;
@@ -1980,12 +1925,6 @@ snat_in2out_node_fn_inline (vlib_main_t * vm,
             }
           else
             {
-               if (is_output_feature)
-                {
-                  if (PREDICT_FALSE(nat_not_translate_output_feature_fwd(sm, ip0)))
-                    goto trace0;
-                }
-
               if (PREDICT_FALSE (proto0 == ~0 || proto0 == SNAT_PROTOCOL_ICMP))
                 {
                   next0 = SNAT_IN2OUT_NEXT_SLOW_PATH;