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Diffstat (limited to 'src/vnet/dhcp/dhcp6_pd_client_dp.c')
-rw-r--r--src/vnet/dhcp/dhcp6_pd_client_dp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/vnet/dhcp/dhcp6_pd_client_dp.c b/src/vnet/dhcp/dhcp6_pd_client_dp.c
index c1bf5f8844f..90ac3028107 100644
--- a/src/vnet/dhcp/dhcp6_pd_client_dp.c
+++ b/src/vnet/dhcp/dhcp6_pd_client_dp.c
@@ -292,6 +292,9 @@ check_pd_send_client_message (vlib_main_t * vm,
next_index = ip6_rewrite_mcast_node.index;
c0 = vlib_buffer_copy (vm, p0);
+ if (c0 == NULL)
+ return client_state->keep_sending_client_message;
+
ci0 = vlib_get_buffer_index (vm, c0);
ip = (ip6_header_t *) vlib_buffer_get_current (c0);