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Diffstat (limited to 'src/plugins/dhcp/dhcp6_pd_client_dp.c')
-rw-r--r--src/plugins/dhcp/dhcp6_pd_client_dp.c30
1 files changed, 9 insertions, 21 deletions
diff --git a/src/plugins/dhcp/dhcp6_pd_client_dp.c b/src/plugins/dhcp/dhcp6_pd_client_dp.c
index 74a1f16000c..7896e9a6403 100644
--- a/src/plugins/dhcp/dhcp6_pd_client_dp.c
+++ b/src/plugins/dhcp/dhcp6_pd_client_dp.c
@@ -85,8 +85,6 @@ create_buffer_for_client_message (vlib_main_t * vm,
* client_state, u32 type)
{
dhcp6_client_common_main_t *ccm = &dhcp6_client_common_main;
- vnet_main_t *vnm = vnet_get_main ();
-
vlib_buffer_t *b;
u32 bi;
ip6_header_t *ip;
@@ -98,17 +96,10 @@ create_buffer_for_client_message (vlib_main_t * vm,
u32 n_prefixes;
u32 i;
- vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
- vnet_sw_interface_t *sup_sw = vnet_get_sup_sw_interface (vnm, sw_if_index);
- vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index);
-
- /* Interface(s) down? */
- if ((hw->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) == 0)
- return NULL;
- if ((sup_sw->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) == 0)
- return NULL;
- if ((sw->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) == 0)
- return NULL;
+ /*
+ * Note: do NOT psychoanalyze link-state here.
+ * If the interface is down, let the driver turf the packet.
+ */
/* Get a link-local address */
src_addr = ip6_neighbor_get_link_local_address (sw_if_index);
@@ -298,10 +289,10 @@ check_pd_send_client_message (vlib_main_t * vm,
else
{
client_state->sleep_interval =
- (2 + random_f64_from_to (-0.1, 0.1)) * client_state->sleep_interval;
+ (2.0 + random_f64_from_to (-0.1, 0.1)) * client_state->sleep_interval;
if (client_state->sleep_interval > params->mrt)
client_state->sleep_interval =
- (1 + random_f64_from_to (-0.1, 0.1)) * params->mrt;
+ (1.0 + random_f64_from_to (-0.1, 0.1)) * params->mrt;
client_state->due_time = current_time + client_state->sleep_interval;
@@ -404,12 +395,9 @@ dhcp6_pd_send_client_message (vlib_main_t * vm, u32 sw_if_index, u8 stop,
client_state->buffer =
create_buffer_for_client_message (vm, sw_if_index, client_state,
params->msg_type);
- if (!client_state->buffer)
- client_state->keep_sending_client_message = 0;
- else
- vlib_process_signal_event (vm,
- send_dhcp6_pd_client_message_process_node.index,
- 1, 0);
+ if (client_state->buffer)
+ vlib_process_signal_event
+ (vm, send_dhcp6_pd_client_message_process_node.index, 1, 0);
}
}