From: Nélio Laranjeiro <nelio.laranjeiro@6wind.com>
Date: Thu, 17 Nov 2016 09:49:55 +0000 (+0100)
Subject: net/mlx5: fix endianness in Tx completion queue
X-Git-Tag: spdx-start~5122
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=e929f2a2cd1f45e865dc6a52b44b17f5630238d5;p=dpdk.git

net/mlx5: fix endianness in Tx completion queue

Completion queue entry data uses network endian, to access them we should
use ntoh*().

Fixes: c305090bbaf8 ("net/mlx5: replace countdown with threshold for Tx completions")

Reported-by: Liming Sun <lsun@mellanox.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
---

diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index b31b33b015..2c5ca74c21 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -199,7 +199,7 @@ txq_complete(struct txq *txq)
 	} while (1);
 	if (unlikely(cqe == NULL))
 		return;
-	wqe = &(*txq->wqes)[htons(cqe->wqe_counter) &
+	wqe = &(*txq->wqes)[ntohs(cqe->wqe_counter) &
 			    ((1 << txq->wqe_n) - 1)].hdr;
 	elts_tail = wqe->ctrl[3];
 	assert(elts_tail < (1 << txq->wqe_n));