[dpdk-dev] [PATCH v2 2/5] net/virtio: add checking for cvq

[zhiyong . yang]

Add checking for cvq to judge if virtio_ack_link_announce is called.
The original code doesn't cause issue, and add the checking just to look
more reasonable.

Signed-off-by: Zhiyong Yang <zhiyong.y...@intel.com>
---
 drivers/net/virtio/virtio_ethdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/virtio/virtio_ethdev.c 
b/drivers/net/virtio/virtio_ethdev.c
index b38582c8d..74943a5a9 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -1338,7 +1338,8 @@ virtio_interrupt_handler(void *param)
 
        if (isr & VIRTIO_NET_S_ANNOUNCE) {
                virtio_notify_peers(dev);
-               virtio_ack_link_announce(dev);
+               if (hw->cvq)
+                       virtio_ack_link_announce(dev);
        }
 }
 
-- 
2.14.3