IGMP: use simple u32 bit hash key

some IGMP hashse use only a u32 key, which is not stored in the object, so don't use memory based hash

Change-Id: Iaa4eddf568ea0164bc2a812da4cc502f1811b93c
Signed-off-by: Neale Ranns <nranns@cisco.com>

1 files changed, 6 insertions, 8 deletions

diff --git a/src/plugins/igmp/igmp.c b/src/plugins/igmp/igmp.c
index 6499b5be466..15f6317c93c 100644
--- a/src/plugins/igmp/igmp.c
+++ b/src/plugins/igmp/igmp.c
@@ -74,7 +74,7 @@ igmp_clear_config (igmp_config_t * config)
   pool_free (config->groups);
   hash_free (config->igmp_group_by_key);
 
-  hash_unset_mem (im->igmp_config_by_sw_if_index, &config->sw_if_index);
+  hash_unset (im->igmp_config_by_sw_if_index, config->sw_if_index);
   pool_put (im->configs, config);
 }
 
@@ -635,7 +635,7 @@ igmp_send_state_changed (vlib_main_t * vm, vlib_node_runtime_t * rt,
   igmp_clear_group (config, group);
   if (pool_elts (config->groups) == 0)
     {
-      hash_unset_mem (im->igmp_config_by_sw_if_index, &config->sw_if_index);
+      hash_unset (im->igmp_config_by_sw_if_index, config->sw_if_index);
       pool_put (im->configs, config);
     }
 }
@@ -784,8 +784,8 @@ igmp_listen (vlib_main_t * vm, u8 enable, u32 sw_if_index,
 	  config->adj_index =
 	    adj_mcast_add_or_lock (FIB_PROTOCOL_IP4, VNET_LINK_IP4,
 				   config->sw_if_index);
-	  hash_set_mem (im->igmp_config_by_sw_if_index,
-			&config->sw_if_index, config - im->configs);
+	  hash_set (im->igmp_config_by_sw_if_index,
+		    config->sw_if_index, config - im->configs);
 	}
       else if (config->cli_api_configured != cli_api_configured)
 	{
@@ -979,10 +979,8 @@ igmp_init (vlib_main_t * vm)
   int i;
   if ((error = vlib_call_init_function (vm, ip4_lookup_init)))
     return error;
-  im->igmp_config_by_sw_if_index =
-    hash_create_mem (0, sizeof (u32), sizeof (uword));
-  im->igmp_api_client_by_client_index =
-    hash_create_mem (0, sizeof (u32), sizeof (uword));
+  im->igmp_config_by_sw_if_index = hash_create (0, sizeof (u32));
+  im->igmp_api_client_by_client_index = hash_create (0, sizeof (u32));
   vec_validate_aligned (im->buffers, tm->n_vlib_mains - 1,
 			CLIB_CACHE_LINE_BYTES);
   ip4_register_protocol (IP_PROTOCOL_IGMP, igmp_input_node.index);