From 53dd95c10b1b9f5748d191becd710fbe531e378a Mon Sep 17 00:00:00 2001
From: Andrew Rybchenko <arybchenko@solarflare.com>
Date: Wed, 5 Jun 2019 09:16:02 +0100
Subject: [PATCH] net/ixgbe: fix Tx prepare to set positive rte_errno

Fixes: 7829b8d52be0 ("net/ixgbe: add Tx preparation")
Cc: stable@dpdk.org

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
 drivers/net/ixgbe/ixgbe_rxtx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index a8ce561e23..edcfa60cec 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -984,25 +984,25 @@ ixgbe_prep_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
 		 */
 
 		if (m->nb_segs > IXGBE_TX_MAX_SEG - txq->wthresh) {
-			rte_errno = -EINVAL;
+			rte_errno = EINVAL;
 			return i;
 		}
 
 		if (ol_flags & IXGBE_TX_OFFLOAD_NOTSUP_MASK) {
-			rte_errno = -ENOTSUP;
+			rte_errno = ENOTSUP;
 			return i;
 		}
 
 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
 		ret = rte_validate_tx_offload(m);
 		if (ret != 0) {
-			rte_errno = ret;
+			rte_errno = -ret;
 			return i;
 		}
 #endif
 		ret = rte_net_intel_cksum_prepare(m);
 		if (ret != 0) {
-			rte_errno = ret;
+			rte_errno = -ret;
 			return i;
 		}
 	}
-- 
2.39.5