From patchwork Fri Dec 1 02:55:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: shaozhengchao X-Patchwork-Id: 13475288 X-Patchwork-Delegate: kuba@kernel.org Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E2879A for ; Thu, 30 Nov 2023 18:43:29 -0800 (PST) Received: from dggpeml500026.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4ShHMk1f9SzsRC3; Fri, 1 Dec 2023 10:39:46 +0800 (CST) Received: from huawei.com (10.175.101.6) by dggpeml500026.china.huawei.com (7.185.36.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 1 Dec 2023 10:43:26 +0800 From: Zhengchao Shao To: , , , , CC: , , , , , Subject: [PATCH net,v2] ipvlan: implement .parse_protocol hook function in ipvlan_header_ops Date: Fri, 1 Dec 2023 10:55:28 +0800 Message-ID: <20231201025528.2216489-1-shaozhengchao@huawei.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpeml500026.china.huawei.com (7.185.36.106) X-CFilter-Loop: Reflected X-Patchwork-Delegate: kuba@kernel.org The .parse_protocol hook function in the ipvlan_header_ops structure is not implemented. As a result, when the AF_PACKET family is used to send packets, skb->protocol will be set to 0. Ipvlan is a device of type ARPHRD_ETHER (ether_setup). Therefore, use eth_header_parse_protocol function to obtain the protocol. Fixes: 2ad7bf363841 ("ipvlan: Initial check-in of the IPVLAN driver.") Signed-off-by: Zhengchao Shao Reviewed-by: Willem de Bruijn --- v2: modify commit info and add Fixes tag --- drivers/net/ipvlan/ipvlan_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index 57c79f5f2991..f28fd7b6b708 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -387,6 +387,7 @@ static const struct header_ops ipvlan_header_ops = { .parse = eth_header_parse, .cache = eth_header_cache, .cache_update = eth_header_cache_update, + .parse_protocol = eth_header_parse_protocol, }; static void ipvlan_adjust_mtu(struct ipvl_dev *ipvlan, struct net_device *dev)