From: Chengchang Tang <tangchengchang@huawei.com>

Currently, if the PKT_TX_TCP_SEG and PKT_TX_TCP_CKSUM set in the same time,
hns3 PMD can not process the descriptors correctly.

This patch fix it by adding the processing of this situation.

Fixes: fb6eb9009f41 ("net/hns3: fix Tx checksum with fixed header length")
Cc: stable@dpdk.org

Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Min Hu (Connor) <redacted>
---
 drivers/net/hns3/hns3_rxtx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/hns3/hns3_rxtx.c b/drivers/net/hns3/hns3_rxtx.c
index ba30086..a76dfa5 100644
--- a/drivers/net/hns3/hns3_rxtx.c
+++ b/drivers/net/hns3/hns3_rxtx.c

@@ -3372,6 +3372,7 @@ hns3_parse_l4_cksum_params(struct rte_mbuf *m, uint32_t *type_cs_vlan_tso_len)
 	uint32_t tmp;
 	/* Enable L4 checksum offloads */
 	switch (ol_flags & (PKT_TX_L4_MASK | PKT_TX_TCP_SEG)) {
+	case PKT_TX_TCP_CKSUM | PKT_TX_TCP_SEG:
 	case PKT_TX_TCP_CKSUM:
 	case PKT_TX_TCP_SEG:
 		tmp = *type_cs_vlan_tso_len;

-- 
2.7.4