[dpdk-dev] [PATCH] net/mlx5: fix TSO segment size verification

[Shahaf Shuler]

TSO segment size must be larger then 0.

Fixes: 3f13f8c23a7c ("net/mlx5: support hardware TSO")
Cc: sta...@dpdk.org

Signed-off-by: Shahaf Shuler <shah...@mellanox.com>
Acked-by: Yongseok Koh <ys...@mellanox.com>
---
 drivers/net/mlx5/mlx5_rxtx.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index bc1f85c93..8a1829aa7 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -475,7 +475,10 @@ mlx5_tx_burst(void *dpdk_txq, struct rte_mbuf **pkts, 
uint16_t pkts_n)
                                tso_header_sz = buf->l2_len + vlan_sz +
                                                buf->l3_len + buf->l4_len;
                                tso_segsz = buf->tso_segsz;
-
+                               if (unlikely(tso_segsz == 0)) {
+                                       txq->stats.oerrors++;
+                                       break;
+                               }
                                if (is_tunneled && txq->tunnel_en) {
                                        tso_header_sz += buf->outer_l2_len +
                                                         buf->outer_l3_len;
-- 
2.12.0