[PATCH v8 2/3] pcap: support MTU set for linux interfaces TX enhancment

[Ido Goshen]

Drop only the oversized packets and not its entire burst
mbuf will be freed and will be counted as oerror

Signed-off-by: Ido Goshen <i...@cgstowernetworks.com>
---
 drivers/net/pcap/pcap_ethdev.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/pcap/pcap_ethdev.c b/drivers/net/pcap/pcap_ethdev.c
index 2221c53051..ff98762058 100644
--- a/drivers/net/pcap/pcap_ethdev.c
+++ b/drivers/net/pcap/pcap_ethdev.c
@@ -494,8 +494,14 @@ eth_pcap_tx(void *queue, struct rte_mbuf **bufs, uint16_t 
nb_pkts)
                 */
                ret = pcap_sendpacket(pcap,
                        rte_pktmbuf_read(mbuf, 0, len, temp_data), len);
-               if (unlikely(ret != 0))
-                       break;
+               if (unlikely(ret != 0)) {
+                       if (errno == EMSGSIZE) {
+                               rte_pktmbuf_free(mbuf);
+                               continue;
+                       } else {
+                               break;
+                       }
+               }
                num_tx++;
                tx_bytes += len;
                rte_pktmbuf_free(mbuf);
-- 
2.17.1