net/mlx4_core: Fix slave id computation for single port VF

[firefly-linux-kernel-4.4.55.git] / drivers / net / virtio_net.c

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 7b687469199b58357a74490cb266e4d47534c097..8a852b5f215f1c5b3b42c3bc93cf6655a1178b68 100644 (file)
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1285,7 +1285,7 @@ static int virtnet_set_channels(struct net_device *dev,
        if (channels->rx_count || channels->tx_count || channels->other_count)
                return -EINVAL;
 
-       if (queue_pairs > vi->max_queue_pairs)
+       if (queue_pairs > vi->max_queue_pairs || queue_pairs == 0)
                return -EINVAL;
 
        get_online_cpus();