diff options
Diffstat (limited to 'src/vnet/flow/flow.c')
| -rw-r--r-- | src/vnet/flow/flow.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/vnet/flow/flow.c b/src/vnet/flow/flow.c index 4d867fee365..9b6a376af3e 100644 --- a/src/vnet/flow/flow.c +++ b/src/vnet/flow/flow.c @@ -96,6 +96,9 @@ vnet_flow_enable (vnet_main_t * vnm, u32 flow_index, u32 hw_if_index) uword private_data; int rv; + if (f == 0) + return VNET_FLOW_ERROR_NO_SUCH_ENTRY; + if (!vnet_hw_interface_is_valid (vnm, hw_if_index)) return VNET_FLOW_ERROR_NO_SUCH_INTERFACE; @@ -137,6 +140,9 @@ vnet_flow_disable (vnet_main_t * vnm, u32 flow_index, u32 hw_if_index) uword *p; int rv; + if (f == 0) + return VNET_FLOW_ERROR_NO_SUCH_ENTRY; + if (!vnet_hw_interface_is_valid (vnm, hw_if_index)) return VNET_FLOW_ERROR_NO_SUCH_INTERFACE; |