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Outside loop interation is continued. This leads to access an array out of bounds. Fixes: 21e3fb0050b9 ("net/thunderx: add final bits for secondary queue support") Signed-off-by: Marcin Wilk --- drivers/net/thunderx/nicvf_ethdev.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c index 6c3670a..40d6671 100644 --- a/drivers/net/thunderx/nicvf_ethdev.c +++ b/drivers/net/thunderx/nicvf_ethdev.c @@ -251,6 +251,7 @@ nicvf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) uint16_t rx_start, rx_end; uint16_t tx_start, tx_end; size_t i; + bool breakout = false; /* RX queue indices for the first VF */ nicvf_rx_range(dev, nic, &rx_start, &rx_end); @@ -289,8 +290,10 @@ nicvf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) /* Reading per RX ring stats */ for (qidx = rx_start; qidx <= rx_end; qidx++) { - if (qidx == RTE_ETHDEV_QUEUE_STAT_CNTRS) + if (qidx == RTE_ETHDEV_QUEUE_STAT_CNTRS) { + breakout = true; break; + } nicvf_hw_get_rx_qstats(snic, &rx_qstats, qidx % MAX_RCV_QUEUES_PER_QS); @@ -302,14 +305,18 @@ nicvf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) nicvf_tx_range(dev, snic, &tx_start, &tx_end); /* Reading per TX ring stats */ for (qidx = tx_start; qidx <= tx_end; qidx++) { - if (qidx == RTE_ETHDEV_QUEUE_STAT_CNTRS) + if (qidx == RTE_ETHDEV_QUEUE_STAT_CNTRS) { + breakout = true; break; + } nicvf_hw_get_tx_qstats(snic, &tx_qstats, qidx % MAX_SND_QUEUES_PER_QS); stats->q_obytes[qidx] = tx_qstats.q_tx_bytes; stats->q_opackets[qidx] = tx_qstats.q_tx_packets; } + if (breakout) + break; } nicvf_hw_get_stats(nic, &port_stats); -- 2.7.4