From 74b7fc0a0ff151d7160171cfb0f712dcdd704505 Mon Sep 17 00:00:00 2001 From: Chas Williams Date: Wed, 17 May 2017 14:03:35 -0400 Subject: [PATCH] net/af_packet: fix packet bytes counting On error, we also need to zero the bytes transmitted. Fixes: f4ff17a465d2 ("net/af_packet: guard against buffer overruns in Tx path") Cc: stable@dpdk.org Signed-off-by: Chas Williams --- drivers/net/af_packet/rte_eth_af_packet.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c index ce4dc070d4..5620acdf87 100644 --- a/drivers/net/af_packet/rte_eth_af_packet.c +++ b/drivers/net/af_packet/rte_eth_af_packet.c @@ -252,8 +252,11 @@ eth_af_packet_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) } /* kick-off transmits */ - if (sendto(pkt_q->sockfd, NULL, 0, MSG_DONTWAIT, NULL, 0) == -1) - num_tx = 0; /* error sending -- no packets transmitted */ + if (sendto(pkt_q->sockfd, NULL, 0, MSG_DONTWAIT, NULL, 0) == -1) { + /* error sending -- no packets transmitted */ + num_tx = 0; + num_tx_bytes = 0; + } pkt_q->framenum = framenum; pkt_q->tx_pkts += num_tx; -- 2.20.1