virtio_net: verify if virtqueue_kick() succeeded
virtio_net: verify if virtqueue_kick() succeeded

Verify if a host kick succeeded by checking return value of virtqueue_kick().

Signed-off-by: Heinz Graalfs <46cdc05a0738b8bf21bd6f3a5ef6c9b9523cce3c@linux.vnet.ibm.com>
Signed-off-by: Rusty Russell <df9728c9e5104131c08c7adb03af425394842596@rustcorp.com.au>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs