ethdev: clear data when allocating device

[dpdk.git] / lib / librte_ether / rte_ethdev.c

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 4209ad0..59038ad 100644 (file)
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -212,6 +212,7 @@ rte_eth_dev_allocate(const char *name)
 
        eth_dev = &rte_eth_devices[port_id];
        eth_dev->data = &rte_eth_dev_data[port_id];
+       memset(eth_dev->data, 0, sizeof(*eth_dev->data));
        snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
        eth_dev->data->port_id = port_id;
        eth_dev->attached = DEV_ATTACHED;
@@ -259,7 +260,6 @@ rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
        }
        eth_dev->pci_dev = pci_dev;
        eth_dev->driver = eth_drv;
-       eth_dev->data->rx_mbuf_alloc_failed = 0;
 
        /* init user callbacks */
        TAILQ_INIT(&(eth_dev->link_intr_cbs));
@@ -376,6 +376,9 @@ rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
                return -EINVAL;
        }
 
+       if (!nb_ports)
+               return -ENODEV;
+
        *port_id = RTE_MAX_ETHPORTS;
 
        for (i = 0; i < RTE_MAX_ETHPORTS; i++) {