[dpdk-dev] [PATCH v2 03/24] virtio: Allow starting with link down

[Ouyang Changchun]

Starting driver with link down should be ok, it is with every
other driver. So just allow it.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
---
 lib/librte_pmd_virtio/virtio_ethdev.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/librte_pmd_virtio/virtio_ethdev.c 
b/lib/librte_pmd_virtio/virtio_ethdev.c
index dc47e72..5df3b54 100644
--- a/lib/librte_pmd_virtio/virtio_ethdev.c
+++ b/lib/librte_pmd_virtio/virtio_ethdev.c
@@ -1057,14 +1057,12 @@ virtio_dev_start(struct rte_eth_dev *dev)
                vtpci_read_dev_config(hw,
                                offsetof(struct virtio_net_config, status),
                                &status, sizeof(status));
-               if ((status & VIRTIO_NET_S_LINK_UP) == 0) {
+               if ((status & VIRTIO_NET_S_LINK_UP) == 0)
                        PMD_INIT_LOG(ERR, "Port: %d Link is DOWN",
                                     dev->data->port_id);
-                       return -EIO;
-               } else {
+               else
                        PMD_INIT_LOG(DEBUG, "Port: %d Link is UP",
                                     dev->data->port_id);
-               }
        }
        vtpci_reinit_complete(hw);

-- 
1.8.4.2