Convert dummy driver from ndo_set_rx_mode to ndo_set_rx_mode_async.
The dummy driver's set_multicast_list is a no-op, so the conversion
is straightforward: update the signature and the ops assignment.

Signed-off-by: Stanislav Fomichev <sdf@fomichev.me>
---
 drivers/net/dummy.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index d6bdad4baadd..f8a4eb365c3d 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -47,7 +47,9 @@
 static int numdummies = 1;
 
 /* fake multicast ability */
-static void set_multicast_list(struct net_device *dev)
+static void set_multicast_list(struct net_device *dev,
+			       struct netdev_hw_addr_list *uc,
+			       struct netdev_hw_addr_list *mc)
 {
 }
 
@@ -87,7 +89,7 @@ static const struct net_device_ops dummy_netdev_ops = {
 	.ndo_init		= dummy_dev_init,
 	.ndo_start_xmit		= dummy_xmit,
 	.ndo_validate_addr	= eth_validate_addr,
-	.ndo_set_rx_mode	= set_multicast_list,
+	.ndo_set_rx_mode_async	= set_multicast_list,
 	.ndo_set_mac_address	= eth_mac_addr,
 	.ndo_get_stats64	= dummy_get_stats64,
 	.ndo_change_carrier	= dummy_change_carrier,
-- 
2.53.0