dpdk: improve checksum computation

[vpp.git] / src / plugins / dpdk / device / common.c

diff --git a/src/plugins/dpdk/device/common.c b/src/plugins/dpdk/device/common.c
index b0aaaaf..19c0c32 100644 (file)
--- a/src/plugins/dpdk/device/common.c
+++ b/src/plugins/dpdk/device/common.c
@@ -148,9 +148,12 @@ dpdk_device_setup (dpdk_device_t * xd)
   xd->buffer_flags =
     (VLIB_BUFFER_TOTAL_LENGTH_VALID | VLIB_BUFFER_EXT_HDR_VALID);
 
-  if (xd->port_conf.rxmode.offloads & DEV_RX_OFFLOAD_TCP_CKSUM)
+  if ((xd->port_conf.rxmode.offloads &
+       (DEV_RX_OFFLOAD_TCP_CKSUM | DEV_RX_OFFLOAD_UDP_CKSUM)) ==
+      (DEV_RX_OFFLOAD_TCP_CKSUM | DEV_RX_OFFLOAD_UDP_CKSUM))
     xd->buffer_flags |=
       (VNET_BUFFER_F_L4_CHECKSUM_COMPUTED | VNET_BUFFER_F_L4_CHECKSUM_CORRECT);
+
   if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
     dpdk_device_start (xd);