[PATCH] examples/ipsec-secgw: set L4 length for TSO packets

[Radu Nicolau]

Using RTE_MBUF_F_TX_TCP_SEG requires L4 length to be set.
Fixes: a7f32947a316 ("examples/ipsec-secgw: support TCP TSO")

Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>
---
 examples/ipsec-secgw/ipsec_process.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/ipsec-secgw/ipsec_process.c b/examples/ipsec-secgw/ipsec_process.c
index 9d888d4bc6..3fc4b3a84f 100644
--- a/examples/ipsec-secgw/ipsec_process.c
+++ b/examples/ipsec-secgw/ipsec_process.c
@@ -235,6 +235,7 @@ prep_process_group(void *sa, struct rte_mbuf *mb[], uint32_t cnt)
 					(RTE_MBUF_F_TX_OUTER_IP_CKSUM |
 						RTE_MBUF_F_TX_TUNNEL_ESP);
 				}
+				mb[j]->l4_len = sizeof(struct rte_tcp_hdr);
 				mb[j]->ol_flags |= (RTE_MBUF_F_TX_TCP_SEG |
 						RTE_MBUF_F_TX_TCP_CKSUM);
 				if (RTE_ETH_IS_IPV4_HDR(ptype))
-- 
2.25.1