eigrpd: No need to create TLV type

There is no need to create a TLV type to pass in for the
FSM message.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

eigrpd/eigrp_packet.c

@@ -1101,6 +1101,16 @@ struct eigrp_packet *eigrp_packet_duplicate(struct eigrp_packet *old,
 	return new;
 }
 
+static struct TLV_IPv4_Internal_type *eigrp_IPv4_InternalTLV_new()
+{
+	struct TLV_IPv4_Internal_type *new;
+
+	new = XCALLOC(MTYPE_EIGRP_IPV4_INT_TLV,
+		      sizeof(struct TLV_IPv4_Internal_type));
+
+	return new;
+}
+
 struct TLV_IPv4_Internal_type *eigrp_read_ipv4_tlv(struct stream *s)
 {
 	struct TLV_IPv4_Internal_type *tlv;
@@ -1332,16 +1342,6 @@ void eigrp_authTLV_SHA256_free(struct TLV_SHA256_Authentication_Type *authTLV)
 	XFREE(MTYPE_EIGRP_AUTH_SHA256_TLV, authTLV);
 }
 
-struct TLV_IPv4_Internal_type *eigrp_IPv4_InternalTLV_new()
-{
-	struct TLV_IPv4_Internal_type *new;
-
-	new = XCALLOC(MTYPE_EIGRP_IPV4_INT_TLV,
-		      sizeof(struct TLV_IPv4_Internal_type));
-
-	return new;
-}
-
 void eigrp_IPv4_InternalTLV_free(
 	struct TLV_IPv4_Internal_type *IPv4_InternalTLV)
 {

eigrpd/eigrp_packet.h

@@ -152,7 +152,6 @@ extern int eigrp_check_sha256_digest(struct stream *,
 				     struct eigrp_neighbor *, u_char);
 
 
-extern struct TLV_IPv4_Internal_type *eigrp_IPv4_InternalTLV_new(void);
 extern void eigrp_IPv4_InternalTLV_free(struct TLV_IPv4_Internal_type *);
 
 extern struct TLV_Sequence_Type *eigrp_SequenceTLV_new(void);

eigrpd/eigrp_topology.c

@@ -497,22 +497,21 @@ void eigrp_topology_neighbor_down(struct eigrp *eigrp,
 
 	for (ALL_LIST_ELEMENTS(eigrp->topology_table, node1, node11, prefix)) {
 		for (ALL_LIST_ELEMENTS(prefix->entries, node2, node22, entry)) {
-			if (entry->adv_router == nbr) {
 			struct eigrp_fsm_action_message msg;
-				struct TLV_IPv4_Internal_type *tlv =
+
-					eigrp_IPv4_InternalTLV_new();
+			if (entry->adv_router != nbr)
-				tlv->metric.delay = EIGRP_MAX_METRIC;
+				continue;
+
+			msg.metrics.delay = EIGRP_MAX_METRIC;
 			msg.packet_type = EIGRP_OPC_UPDATE;
 			msg.eigrp = eigrp;
 			msg.data_type = EIGRP_INT;
 			msg.adv_router = nbr;
-				msg.metrics = tlv->metric;
 			msg.entry = entry;
 			msg.prefix = prefix;
 			eigrp_fsm_event(&msg);
 		}
 	}
-	}
 
 	eigrp_query_send_all(eigrp);
 	eigrp_update_send_all(eigrp, nbr->ei);

eigrpd/eigrp_update.c

@@ -112,7 +112,7 @@ static void eigrp_update_receive_GR_ask(struct eigrp *eigrp,
 {
 	struct listnode *node1;
 	struct eigrp_prefix_entry *prefix;
-	struct TLV_IPv4_Internal_type *tlv_max;
+	struct eigrp_fsm_action_message fsm_msg;
 
 	/* iterate over all prefixes which weren't advertised by neighbor */
 	for (ALL_LIST_ELEMENTS_RO(nbr_prefixes, node1, prefix)) {
@@ -120,19 +120,9 @@ static void eigrp_update_receive_GR_ask(struct eigrp *eigrp,
 			   inet_ntoa(prefix->destination_ipv4->prefix),
 			   prefix->destination_ipv4->prefixlen);
 
-		/* create internal IPv4 TLV with infinite delay */
+		fsm_msg.metrics = prefix->reported_metric;
-		tlv_max = eigrp_IPv4_InternalTLV_new();
-		tlv_max->type = EIGRP_TLV_IPv4_INT;
-		tlv_max->length = 28U;
-		tlv_max->metric = prefix->reported_metric;
 		/* set delay to MAX */
-		tlv_max->metric.delay = EIGRP_MAX_METRIC;
+		fsm_msg.metrics.delay = EIGRP_MAX_METRIC;
-		tlv_max->destination = prefix->destination_ipv4->prefix;
-		tlv_max->prefix_length = prefix->destination_ipv4->prefixlen;
-
-
-		/* prepare message for FSM */
-		struct eigrp_fsm_action_message fsm_msg;
 
 		struct eigrp_neighbor_entry *entry =
 			eigrp_prefix_entry_lookup(prefix->entries, nbr);
@@ -141,15 +131,11 @@ static void eigrp_update_receive_GR_ask(struct eigrp *eigrp,
 		fsm_msg.eigrp = eigrp;
 		fsm_msg.data_type = EIGRP_INT;
 		fsm_msg.adv_router = nbr;
-		fsm_msg.metrics = tlv_max->metric;
 		fsm_msg.entry = entry;
 		fsm_msg.prefix = prefix;
 
 		/* send message to FSM */
 		eigrp_fsm_event(&fsm_msg);
-
-		/* free memory used by TLV */
-		eigrp_IPv4_InternalTLV_free(tlv_max);
 	}
 }
 
@@ -845,7 +831,6 @@ static void eigrp_update_send_GR_part(struct eigrp_neighbor *nbr)
 	struct list *prefixes;
 	u_int32_t flags;
 	unsigned int send_prefixes;
-	struct TLV_IPv4_Internal_type *tlv_max;
 
 	/* get prefixes to send to neighbor */
 	prefixes = nbr->nbr_gr_prefixes_send;
@@ -960,16 +945,6 @@ static void eigrp_update_send_GR_part(struct eigrp_neighbor *nbr)
 			zlog_info("Filtered prefix %s will be removed.",
 				  inet_ntoa(dest_addr->prefix));
 
-			tlv_max = eigrp_IPv4_InternalTLV_new();
-			tlv_max->type = EIGRP_TLV_IPv4_INT;
-			tlv_max->length = 28U;
-			tlv_max->metric = pe->reported_metric;
-			/* set delay to MAX */
-			tlv_max->metric.delay = EIGRP_MAX_METRIC;
-			tlv_max->destination = pe->destination_ipv4->prefix;
-			tlv_max->prefix_length =
-				pe->destination_ipv4->prefixlen;
-
 			/* prepare message for FSM */
 			struct eigrp_fsm_action_message fsm_msg;
 
@@ -980,15 +955,14 @@ static void eigrp_update_send_GR_part(struct eigrp_neighbor *nbr)
 			fsm_msg.eigrp = e;
 			fsm_msg.data_type = EIGRP_INT;
 			fsm_msg.adv_router = nbr;
-			fsm_msg.metrics = tlv_max->metric;
+			fsm_msg.metrics = pe->reported_metric;
+			/* Set delay to MAX */
+			fsm_msg.metrics.delay = EIGRP_MAX_METRIC;
 			fsm_msg.entry = entry;
 			fsm_msg.prefix = pe;
 
 			/* send message to FSM */
 			eigrp_fsm_event(&fsm_msg);
-
-			/* free memory used by TLV */
-			eigrp_IPv4_InternalTLV_free(tlv_max);
 		}
 		/*
 		 * End of filtering