dpdk: fix compilation for DPDK < 21.11

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

diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index 6c34981..09f1e18 100644 (file)
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -390,6 +390,9 @@ dpdk_lib_init (dpdk_main_t * dm)
                          xd->conf.rss_hf);
        }
 
+#ifndef RTE_VLAN_HLEN
+#define RTE_VLAN_HLEN 4
+#endif
       xd->driver_frame_overhead =
        RTE_ETHER_HDR_LEN + 2 * RTE_VLAN_HLEN + RTE_ETHER_CRC_LEN;
 #if RTE_VERSION >= RTE_VERSION_NUM(21, 11, 0, 0)