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-rw-r--r--src/plugins/dpdk/device/node.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/plugins/dpdk/device/node.c b/src/plugins/dpdk/device/node.c
index 0450c422154..b4600324551 100644
--- a/src/plugins/dpdk/device/node.c
+++ b/src/plugins/dpdk/device/node.c
@@ -365,12 +365,13 @@ dpdk_device_input (vlib_main_t * vm, dpdk_main_t * dm, dpdk_device_t * xd,
/* get up to DPDK_RX_BURST_SZ buffers from PMD */
while (n_rx_packets < DPDK_RX_BURST_SZ)
{
- n = rte_eth_rx_burst (xd->port_id, queue_id,
- ptd->mbufs + n_rx_packets,
- DPDK_RX_BURST_SZ - n_rx_packets);
+ u32 n_to_rx = clib_min (DPDK_RX_BURST_SZ - n_rx_packets, 32);
+
+ n = rte_eth_rx_burst (xd->port_id, queue_id, ptd->mbufs + n_rx_packets,
+ n_to_rx);
n_rx_packets += n;
- if (n < 32)
+ if (n < n_to_rx)
break;
}