From 5bad95a1e55f4d5bb41e130db859d57eaf1b1549 Mon Sep 17 00:00:00 2001 From: Fuyun Liang <liangfuyun1@huawei.com> Date: Fri, 5 Jan 2018 18:18:20 +0800 Subject: net: hns3: fix for changing MTU when changing MTU, The new MTU must need to be set to netdevice. Fixes: a8e8b7ff3517 ("net: hns3: Add support to change MTU in HNS3 hardware") Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com> Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/net/ethernet/hisilicon') diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index eb9ac53902c8..b23107d7821f 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -1413,6 +1413,8 @@ static int hns3_nic_change_mtu(struct net_device *netdev, int new_mtu) return ret; } + netdev->mtu = new_mtu; + /* if the netdev was running earlier, bring it up again */ if (if_running && hns3_nic_net_open(netdev)) ret = -EINVAL; -- cgit v1.2.3