diff options
Diffstat (limited to 'src/vnet/interface_funcs.h')
| -rw-r--r-- | src/vnet/interface_funcs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/vnet/interface_funcs.h b/src/vnet/interface_funcs.h index b84d151c86d..ab808dfa545 100644 --- a/src/vnet/interface_funcs.h +++ b/src/vnet/interface_funcs.h @@ -53,6 +53,14 @@ vnet_get_sw_interface (vnet_main_t * vnm, u32 sw_if_index) } always_inline vnet_sw_interface_t * +vnet_get_sw_interface_safe (vnet_main_t * vnm, u32 sw_if_index) +{ + if (!pool_is_free_index (vnm->interface_main.sw_interfaces, sw_if_index)) + return pool_elt_at_index (vnm->interface_main.sw_interfaces, sw_if_index); + return (NULL); +} + +always_inline vnet_sw_interface_t * vnet_get_hw_sw_interface (vnet_main_t * vnm, u32 hw_if_index) { vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index); |