fix ethdev port id validation

[dpdk.git] / examples / vhost / main.c

diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index 0b5221f..7cddac7 100644 (file)
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -294,7 +294,8 @@ port_init(uint16_t port)
        printf("pf queue num: %u, configured vmdq pool num: %u, each vmdq pool has %u queues\n",
                num_pf_queues, num_devices, queues_per_pool);
 
-       if (port >= rte_eth_dev_count()) return -1;
+       if (!rte_eth_dev_is_valid_port(port))
+               return -1;
 
        rx_rings = (uint16_t)dev_info.max_rx_queues;
        if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
@@ -667,9 +668,10 @@ static unsigned check_ports_num(unsigned nb_ports)
        }
 
        for (portid = 0; portid < num_ports; portid ++) {
-               if (ports[portid] >= nb_ports) {
-                       RTE_LOG(INFO, VHOST_PORT, "\nSpecified port ID(%u) exceeds max system port ID(%u)\n",
-                               ports[portid], (nb_ports - 1));
+               if (!rte_eth_dev_is_valid_port(ports[portid])) {
+                       RTE_LOG(INFO, VHOST_PORT,
+                               "\nSpecified port ID(%u) is not valid\n",
+                               ports[portid]);
                        ports[portid] = INVALID_PORT_ID;
                        valid_num_ports--;
                }