From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx48JiSbpest2PjnRwKX05vsEqANAdgyrizjpEuYionraFTHRTl13P20s0igL96BdZC9EGQSQ ARC-Seal: i=1; a=rsa-sha256; t=1523399338; cv=none; d=google.com; s=arc-20160816; b=VAIkAuSKTiJsKNB8tLC+ttgm/3aGZcUpifdTT7kWhDljqh0tly1gB24xCw+tj1angI cXOFy/YjcCxwttZfdx6NwDnp3lBWG+9cTF9Yut3F9a5jlysqItWw4CMKuRDBNCoQoFoP lS60dVhgpA2hYxFayd6XtTd2SH6QksddDbQiX+SopK4vgjGfzm4htuuou+BWIOP98bf8 h9Mo9Ha9UP4zI1HY6ChPk17WckFBMY0P2eSK6jLfBsF2fS3AhO8JyfnE/dPIYc8Vkz/O N9vhdsPZE1DcJCbP3WObFGNKejxVK8KIQNJsfmdC0c2lKlAfG1Xi44NJ4ASF0xaxpGqO pt7Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=+heoV3HAnskpreWr5+2yWz7dXuMTPqRgLt/KVWx5nQM=; b=C4nGn6cD4GkOWJp49X2yH0U6sW/0Xgid6sp3y7P78xACSH+TVWS0ENCf22jAbUNuW8 kawjWzbM0eGbs0Kf1ju/8MhboQCiLAbuan6tCQaBv6DPdUBU+PffYbxkW61iE12FR4+w EDYFtNazJGKC8xfwXyqItkjHjT2YY6CYZVzQtRDRVeyVaEmTIKaQuuu2RC/FvchLte+w nLo0VbI56KmOTw3OFKOFoDWWLjQdQHBlVC+IDCW2/dYwm8eGO1YHc68ZPGNXpAvgcL5s AaCmQl5todXoM0NDaL3+zUYOke4mLMttIchPr8Hy01ZFjvkriTN7BzGfbqRJqgMCkra0 xGoA== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Fuyun Liang , Peng Li , "David S. Miller" , Sasha Levin Subject: [PATCH 4.15 071/168] net: hns3: fix for changing MTU Date: Wed, 11 Apr 2018 00:23:33 +0200 Message-Id: <20180410212803.218501589@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180410212800.144079021@linuxfoundation.org> References: <20180410212800.144079021@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1597399984249014896?= X-GMAIL-MSGID: =?utf-8?q?1597399984249014896?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Fuyun Liang [ Upstream commit 5bad95a1e55f4d5bb41e130db859d57eaf1b1549 ] 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 Signed-off-by: Peng Li Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c @@ -1324,6 +1324,8 @@ static int hns3_nic_change_mtu(struct ne 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;