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From: Shahaf Shuler <shahafs@mellanox.com>
To: nelio.laranjeiro@6wind.com, adrien.mazarguil@6wind.com,
	yskoh@mellanox.com
Cc: dev@dpdk.org, stable@dpdk.org
Subject: [dpdk-dev] [PATCH] net/mlx5: fix TSO segment size verification
Date: Sun, 17 Sep 2017 11:12:49 +0300	[thread overview]
Message-ID: <20170917081249.65181-1-shahafs@mellanox.com> (raw)

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>
---
 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

             reply	other threads:[~2017-09-17  8:12 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-17  8:12 Shahaf Shuler [this message]
2017-09-18 11:41 ` Nélio Laranjeiro
2017-09-18 21:02   ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit

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