From dafc6dbcb4e688bb38fb23c71c914ee5e0cce56b Mon Sep 17 00:00:00 2001
From: Andrew Rybchenko <arybchenko@solarflare.com>
Date: Wed, 5 Jun 2019 09:15:58 +0100
Subject: [PATCH] net/fm10k: fix Tx prepare to set positive rte_errno

Fixes: 9b134aa39716 ("net/fm10k: add Tx preparation")
Cc: stable@dpdk.org

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Acked-by: Xiao Wang <xiao.w.wang@intel.com>
---
 drivers/net/fm10k/fm10k_rxtx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/fm10k/fm10k_rxtx.c b/drivers/net/fm10k/fm10k_rxtx.c
index cc95f95891..2f4dad0c1a 100644
--- a/drivers/net/fm10k/fm10k_rxtx.c
+++ b/drivers/net/fm10k/fm10k_rxtx.c
@@ -698,25 +698,25 @@ fm10k_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
 
 		if ((m->ol_flags & PKT_TX_TCP_SEG) &&
 				(m->tso_segsz < FM10K_TSO_MINMSS)) {
-			rte_errno = -EINVAL;
+			rte_errno = EINVAL;
 			return i;
 		}
 
 		if (m->ol_flags & FM10K_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