[PATCH v8 13/14] net/pcap: clarify maximum received packet

Stephen Hemminger stephen at networkplumber.org
Tue Jan 27 18:18:54 CET 2026


The driver has constant RTE_ETH_PCAP_SNAPSHOT_LEN with is set
to the largest value the pcap library will return, so that should
also be the largest receive buffer.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 drivers/net/pcap/pcap_ethdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/pcap/pcap_ethdev.c b/drivers/net/pcap/pcap_ethdev.c
index 6380d76110..a8e8a3e241 100644
--- a/drivers/net/pcap/pcap_ethdev.c
+++ b/drivers/net/pcap/pcap_ethdev.c
@@ -821,7 +821,7 @@ eth_dev_info(struct rte_eth_dev *dev,
 
 	dev_info->if_index = internals->if_index;
 	dev_info->max_mac_addrs = 1;
-	dev_info->max_rx_pktlen = (uint32_t) -1;
+	dev_info->max_rx_pktlen = RTE_ETH_PCAP_SNAPSHOT_LEN;
 	dev_info->max_rx_queues = dev->data->nb_rx_queues;
 	dev_info->max_tx_queues = dev->data->nb_tx_queues;
 	dev_info->min_rx_bufsize = 0;
-- 
2.51.0



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