IP lookup: remove used stack variables

Change-Id: I19b16d3e04a187ffe736fae868941957c70edf62
Signed-off-by: Neale Ranns <nranns@cisco.com>

diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index 60e15d4..ef6dded 100644 (file)
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -95,14 +95,10 @@ ip4_lookup_inline (vlib_main_t * vm,
          ip4_fib_mtrie_t *mtrie0, *mtrie1, *mtrie2, *mtrie3;
          ip4_fib_mtrie_leaf_t leaf0, leaf1, leaf2, leaf3;
          ip4_address_t *dst_addr0, *dst_addr1, *dst_addr2, *dst_addr3;
-         __attribute__ ((unused)) u32 pi0, fib_index0, lb_index0,
-           is_tcp_udp0;
-         __attribute__ ((unused)) u32 pi1, fib_index1, lb_index1,
-           is_tcp_udp1;
-         __attribute__ ((unused)) u32 pi2, fib_index2, lb_index2,
-           is_tcp_udp2;
-         __attribute__ ((unused)) u32 pi3, fib_index3, lb_index3,
-           is_tcp_udp3;
+         u32 pi0, fib_index0, lb_index0;
+         u32 pi1, fib_index1, lb_index1;
+         u32 pi2, fib_index2, lb_index2;
+         u32 pi3, fib_index3, lb_index3;
          flow_hash_config_t flow_hash_config0, flow_hash_config1;
          flow_hash_config_t flow_hash_config2, flow_hash_config3;
          u32 hash_c0, hash_c1, hash_c2, hash_c3;
@@ -198,15 +194,6 @@ ip4_lookup_inline (vlib_main_t * vm,
          tcp2 = (void *) (ip2 + 1);
          tcp3 = (void *) (ip3 + 1);
 
-         is_tcp_udp0 = (ip0->protocol == IP_PROTOCOL_TCP
-                        || ip0->protocol == IP_PROTOCOL_UDP);
-         is_tcp_udp1 = (ip1->protocol == IP_PROTOCOL_TCP
-                        || ip1->protocol == IP_PROTOCOL_UDP);
-         is_tcp_udp2 = (ip2->protocol == IP_PROTOCOL_TCP
-                        || ip2->protocol == IP_PROTOCOL_UDP);
-         is_tcp_udp3 = (ip1->protocol == IP_PROTOCOL_TCP
-                        || ip1->protocol == IP_PROTOCOL_UDP);
-
          if (!lookup_for_responses_to_locally_received_packets)
            {
              leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, dst_addr0, 1);
@@ -346,7 +333,7 @@ ip4_lookup_inline (vlib_main_t * vm,
          ip4_fib_mtrie_t *mtrie0;
          ip4_fib_mtrie_leaf_t leaf0;
          ip4_address_t *dst_addr0;
-         __attribute__ ((unused)) u32 pi0, fib_index0, is_tcp_udp0, lbi0;
+         u32 pi0, fib_index0, lbi0;
          flow_hash_config_t flow_hash_config0;
          const dpo_id_t *dpo0;
          u32 hash_c0;
@@ -376,9 +363,6 @@ ip4_lookup_inline (vlib_main_t * vm,
 
          tcp0 = (void *) (ip0 + 1);
 
-         is_tcp_udp0 = (ip0->protocol == IP_PROTOCOL_TCP
-                        || ip0->protocol == IP_PROTOCOL_UDP);
-
          if (!lookup_for_responses_to_locally_received_packets)
            leaf0 = ip4_fib_mtrie_lookup_step (mtrie0, leaf0, dst_addr0, 1);