um: reject unsupported coalescing params

Set ethtool_ops->supported_coalesce_params to let
the core reject unsupported coalescing parameters.

This driver did not previously reject unsupported parameters.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c
index 0ff8639..e98304d 100644 (file)
--- a/arch/um/drivers/vector_kern.c
+++ b/arch/um/drivers/vector_kern.c
@@ -1508,6 +1508,7 @@ static int vector_set_coalesce(struct net_device *netdev,
 }
 
 static const struct ethtool_ops vector_net_ethtool_ops = {
+       .supported_coalesce_params = ETHTOOL_COALESCE_TX_USECS,
        .get_drvinfo    = vector_net_get_drvinfo,
        .get_link       = ethtool_op_get_link,
        .get_ts_info    = ethtool_op_get_ts_info,