ethdev: allow device without registered driver

It is needed for non-pci devices (ring and pcap).

Signed-off-by: Intel

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 4192811..0d34284 100644 (file)
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -1037,7 +1037,8 @@ rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
        FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
        (*dev->dev_ops->dev_infos_get)(dev, dev_info);
        dev_info->pci_dev = dev->pci_dev;
-       dev_info->driver_name = dev->driver->pci_drv.name;
+       if (dev->driver)
+               dev_info->driver_name = dev->driver->pci_drv.name;
 }
 
 void