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vnet: af_packet_set_l4_cksum_offload device class check
[vpp.git]
/
src
/
vnet
/
devices
/
af_packet
/
af_packet.c
diff --git
a/src/vnet/devices/af_packet/af_packet.c
b/src/vnet/devices/af_packet/af_packet.c
index
d0a241e
..
eec3e4b
100644
(file)
--- a/
src/vnet/devices/af_packet/af_packet.c
+++ b/
src/vnet/devices/af_packet/af_packet.c
@@
-416,6
+416,9
@@
af_packet_set_l4_cksum_offload (vlib_main_t * vm, u32 sw_if_index, u8 set)
hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
+ if (hw->dev_class_index != af_packet_device_class.index)
+ return VNET_API_ERROR_INVALID_INTERFACE;
+
if (set)
hw->flags &= ~VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD;
else