ethdev: fix secondary process crash on unused virtio

[dpdk.git] / lib / librte_ether / rte_ethdev_pci.h

diff --git a/lib/librte_ether/rte_ethdev_pci.h b/lib/librte_ether/rte_ethdev_pci.h
index d3bc03c..c3f7f72 100644 (file)
--- a/lib/librte_ether/rte_ethdev_pci.h
+++ b/lib/librte_ether/rte_ethdev_pci.h
@@ -69,7 +69,6 @@ rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev,
 
        eth_dev->data->kdrv = pci_dev->kdrv;
        eth_dev->data->numa_node = pci_dev->device.numa_node;
-       eth_dev->data->drv_name = pci_dev->driver->driver.name;
 }
 
 /**
@@ -134,6 +133,12 @@ rte_eth_dev_pci_release(struct rte_eth_dev *eth_dev)
 
        eth_dev->data->dev_private = NULL;
 
+       /*
+        * Secondary process will check the name to attach.
+        * Clear this field to avoid attaching a released ports.
+        */
+       eth_dev->data->name[0] = '\0';
+
        eth_dev->device = NULL;
        eth_dev->intr_handle = NULL;
 }