From 96fc8d6561b1b1348af97c2ed275922315d228c4 Mon Sep 17 00:00:00 2001
From: Shahaf Shuler <shahafs@mellanox.com>
Date: Sun, 17 Sep 2017 11:12:49 +0300
Subject: [PATCH] net/mlx5: fix TSO segment size verification
TSO segment size must be larger then 0.
Fixes: 3f13f8c23a7c ("net/mlx5: support hardware TSO")
Cc: stable@dpdk.org
Signed-off-by: Shahaf Shuler <shahafs@mellanox.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.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 bc1f85c93e..8a1829aa7a 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;
--
2.39.5