ethdev: avoid error on PCI unplug of closed port

If PCI Ethernet device driver removes it on close
(RTE_ETH_DEV_CLOSE_REMOVE) and later PCI device itself is unplugged,
it should not fail because of Ethernet device is already removed.

Fixes: 23ea57a2a0ce ("ethdev: complete closing of port")
Cc: stable@dpdk.org
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Reported-by: David Marchand <david.marchand@redhat.com>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/lib/librte_ethdev/rte_ethdev_pci.h b/lib/librte_ethdev/rte_ethdev_pci.h
index 23257e9..ccdbb46 100644 (file)
--- a/lib/librte_ethdev/rte_ethdev_pci.h
+++ b/lib/librte_ethdev/rte_ethdev_pci.h
@@ -184,7 +184,7 @@ rte_eth_dev_pci_generic_remove(struct rte_pci_device *pci_dev,
 
        eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
        if (!eth_dev)
-               return -ENODEV;
+               return 0;
 
        if (dev_uninit) {
                ret = dev_uninit(eth_dev);