net/e1000: fix Tx prepare to set positive rte_errno

Fixes: 2b76648872c9 ("net/e1000: add Tx preparation")
Cc: stable@dpdk.org
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/drivers/net/e1000/em_rxtx.c b/drivers/net/e1000/em_rxtx.c
index 482d884..708f832 100644 (file)
--- a/drivers/net/e1000/em_rxtx.c
+++ b/drivers/net/e1000/em_rxtx.c
@@ -616,20 +616,20 @@ eth_em_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
                m = tx_pkts[i];
 
                if (m->ol_flags & E1000_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;
                }
        }

diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
index 871b5f3..c5606de 100644 (file)
--- a/drivers/net/e1000/igb_rxtx.c
+++ b/drivers/net/e1000/igb_rxtx.c
@@ -632,25 +632,25 @@ eth_igb_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
                        if ((m->tso_segsz > IGB_TSO_MAX_MSS) ||
                                        (m->l2_len + m->l3_len + m->l4_len >
                                        IGB_TSO_MAX_HDRLEN)) {
-                               rte_errno = -EINVAL;
+                               rte_errno = EINVAL;
                                return i;
                        }
 
                if (m->ol_flags & IGB_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;
                }
        }