nat: remove unusued parameters and use correct parameter types

Type: improvement
Signed-off-by: Klement Sekera <ksekera@cisco.com>
Change-Id: I4f7b3d5354a7658d7271c28444f2f4641f05b28b

2 files changed, 15 insertions, 20 deletions

diff --git a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
index 53b1eaecc05..0e330e17b36 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
@@ -106,14 +106,13 @@ format_nat_in2out_ed_trace (u8 * s, va_list * args)
  * @param rt            NAT runtime data
  * @param sw_if_index0  index of the inside interface
  * @param ip0           IPv4 header
- * @param proto0        NAT protocol
  * @param rx_fib_index0 RX FIB index
  *
  * @returns 0 if packet should be translated otherwise 1
  */
 static inline int
 snat_not_translate_fast (snat_main_t *sm, vlib_node_runtime_t *node,
-			 u32 sw_if_index0, ip4_header_t *ip0, u32 proto0,
+			 u32 sw_if_index0, ip4_header_t *ip0,
 			 u32 rx_fib_index0)
 {
   fib_node_index_t fei = FIB_NODE_INDEX_INVALID;
@@ -233,7 +232,7 @@ nat_ed_alloc_addr_and_port (snat_main_t *sm, u32 rx_fib_index, u32 nat_proto,
 
   if (vec_len (sm->addresses) > 0)
     {
-      int s_addr_offset = s_addr.as_u32 % vec_len (sm->addresses);
+      u32 s_addr_offset = s_addr.as_u32 % vec_len (sm->addresses);
 
       for (i = s_addr_offset; i < vec_len (sm->addresses); ++i)
 	{
@@ -557,7 +556,7 @@ static_always_inline int
 nat44_ed_not_translate (vlib_main_t *vm, snat_main_t *sm,
 			vlib_node_runtime_t *node, u32 sw_if_index,
 			vlib_buffer_t *b, ip4_header_t *ip, u32 proto,
-			u32 rx_fib_index, u32 thread_index)
+			u32 rx_fib_index)
 {
   clib_bihash_kv_16_8_t kv, value;
 
@@ -584,8 +583,7 @@ nat44_ed_not_translate (vlib_main_t *vm, snat_main_t *sm,
   if (sm->forwarding_enabled)
     return 1;
 
-  return snat_not_translate_fast (sm, node, sw_if_index, ip, proto,
-				  rx_fib_index);
+  return snat_not_translate_fast (sm, node, sw_if_index, ip, rx_fib_index);
 }
 
 static_always_inline int
@@ -736,8 +734,7 @@ icmp_in2out_ed_slow_path (snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip,
 			  icmp46_header_t *icmp, u32 sw_if_index,
 			  u32 rx_fib_index, vlib_node_runtime_t *node,
 			  u32 next, f64 now, u32 thread_index,
-			  nat_protocol_t nat_proto, snat_session_t **s_p,
-			  int is_multi_worker)
+			  snat_session_t **s_p, int is_multi_worker)
 {
   vlib_main_t *vm = vlib_get_main ();
   u16 checksum;
@@ -769,7 +766,7 @@ icmp_in2out_ed_slow_path (snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip,
     {
       if (PREDICT_FALSE (nat44_ed_not_translate (vm, sm, node, sw_if_index, b,
 						 ip, NAT_PROTOCOL_ICMP,
-						 rx_fib_index, thread_index)))
+						 rx_fib_index)))
 	{
 	  return next;
 	}
@@ -1359,7 +1356,7 @@ nat44_ed_in2out_slow_path_node_fn_inline (vlib_main_t *vm,
 	{
 	  next[0] = icmp_in2out_ed_slow_path (
 	    sm, b0, ip0, icmp0, rx_sw_if_index0, rx_fib_index0, node, next[0],
-	    now, thread_index, proto0, &s0, is_multi_worker);
+	    now, thread_index, &s0, is_multi_worker);
 	  if (NAT_NEXT_DROP != next[0] && s0 &&
 	      NAT_ED_TRNSL_ERR_SUCCESS !=
 		(translation_error = nat_6t_flow_buf_translate_i2o (
@@ -1419,9 +1416,9 @@ nat44_ed_in2out_slow_path_node_fn_inline (vlib_main_t *vm,
 	    }
 	  else
 	    {
-	      if (PREDICT_FALSE (nat44_ed_not_translate (
-		    vm, sm, node, rx_sw_if_index0, b0, ip0, proto0,
-		    rx_fib_index0, thread_index)))
+	      if (PREDICT_FALSE (
+		    nat44_ed_not_translate (vm, sm, node, rx_sw_if_index0, b0,
+					    ip0, proto0, rx_fib_index0)))
 		goto trace0;
 	    }
 
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_out2in.c b/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
index 5e6db63b2bf..cb21b0f62c5 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
@@ -123,7 +123,7 @@ format_nat44_ed_out2in_trace (u8 * s, va_list * args)
 
 static int
 next_src_nat (snat_main_t *sm, ip4_header_t *ip, u16 src_port, u16 dst_port,
-	      u32 thread_index, u32 rx_fib_index)
+	      u32 rx_fib_index)
 {
   clib_bihash_kv_16_8_t kv, value;
 
@@ -198,8 +198,7 @@ icmp_out2in_ed_slow_path (snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip,
 	}
       else
 	{
-	  if (next_src_nat (sm, ip, lookup_sport, lookup_dport, thread_index,
-			    rx_fib_index))
+	  if (next_src_nat (sm, ip, lookup_sport, lookup_dport, rx_fib_index))
 	    {
 	      next = NAT_NEXT_IN2OUT_ED_FAST_PATH;
 	    }
@@ -1270,10 +1269,9 @@ nat44_ed_out2in_slow_path_node_fn_inline (vlib_main_t * vm,
 		}
 	      else
 		{
-		  if (next_src_nat
-		      (sm, ip0, vnet_buffer (b0)->ip.reass.l4_src_port,
-		       vnet_buffer (b0)->ip.reass.l4_dst_port,
-		       thread_index, rx_fib_index0))
+		  if (next_src_nat (
+			sm, ip0, vnet_buffer (b0)->ip.reass.l4_src_port,
+			vnet_buffer (b0)->ip.reass.l4_dst_port, rx_fib_index0))
 		    {
 		      next[0] = NAT_NEXT_IN2OUT_ED_FAST_PATH;
 		    }