linux-cp: fix display of link_speed

[vpp.git] / src / plugins / linux-cp / lcp_interface.c

diff --git a/src/plugins/linux-cp/lcp_interface.c b/src/plugins/linux-cp/lcp_interface.c
index be73372..8267590 100644 (file)
--- a/src/plugins/linux-cp/lcp_interface.c
+++ b/src/plugins/linux-cp/lcp_interface.c
@@ -1172,7 +1172,8 @@ lcp_itf_pair_link_up_down (vnet_main_t *vnm, u32 hw_if_index, u32 flags)
       tap_set_carrier (si->hw_if_index,
                       (flags & VNET_HW_INTERFACE_FLAG_LINK_UP));
 
-      if (flags & VNET_HW_INTERFACE_FLAG_LINK_UP)
+      if (flags & VNET_HW_INTERFACE_FLAG_LINK_UP &&
+         hi->link_speed != UINT32_MAX)
        {
          tap_set_speed (si->hw_if_index, hi->link_speed / 1000);
        }