diff options
| -rw-r--r-- | src/vnet/interface_api.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/vnet/interface_api.c b/src/vnet/interface_api.c index 9949f83660b..113728cd3c3 100644 --- a/src/vnet/interface_api.c +++ b/src/vnet/interface_api.c @@ -98,8 +98,15 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) VALIDATE_SW_IF_INDEX (mp); - vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, sw_if_index); - ethernet_interface_t *eif = ethernet_get_interface (em, sw_if_index); + vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index); + if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto bad_sw_if_index; + } + + vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, si->hw_if_index); + ethernet_interface_t *eif = ethernet_get_interface (em, si->hw_if_index); if (!eif) { @@ -122,7 +129,7 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) if (hi->max_packet_bytes != mtu) { hi->max_packet_bytes = mtu; - ethernet_set_flags (vnm, sw_if_index, flags); + ethernet_set_flags (vnm, si->hw_if_index, flags); } BAD_SW_IF_INDEX_LABEL; |