From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0C3F6C54EE9 for ; Fri, 2 Sep 2022 07:57:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235560AbiIBH5f (ORCPT ); Fri, 2 Sep 2022 03:57:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235500AbiIBH5d (ORCPT ); Fri, 2 Sep 2022 03:57:33 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7EE6B6572 for ; Fri, 2 Sep 2022 00:57:29 -0700 (PDT) Received: from dggpemm500024.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MJqsB0519zYd7D; Fri, 2 Sep 2022 15:53:02 +0800 (CST) Received: from huawei.com (10.67.175.31) by dggpemm500024.china.huawei.com (7.185.36.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 2 Sep 2022 15:57:27 +0800 From: GUO Zihua To: CC: , Subject: [PATCH] net: broadcom: Fix return type for implementation of Date: Fri, 2 Sep 2022 15:54:07 +0800 Message-ID: <20220902075407.52358-1-guozihua@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.175.31] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500024.china.huawei.com (7.185.36.203) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Since Linux now supports CFI, it will be a good idea to fix mismatched return type for implementation of hooks. Otherwise this might get cought out by CFI and cause a panic. bcm4908_enet_start_xmit() would return either NETDEV_TX_BUSY or NETDEV_TX_OK, so change the return type to netdev_tx_t directly. Signed-off-by: GUO Zihua --- drivers/net/ethernet/broadcom/bcm4908_enet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bcm4908_enet.c b/drivers/net/ethernet/broadcom/bcm4908_enet.c index c131d8118489..e5e17a182f9d 100644 --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c @@ -507,7 +507,7 @@ static int bcm4908_enet_stop(struct net_device *netdev) return 0; } -static int bcm4908_enet_start_xmit(struct sk_buff *skb, struct net_device *netdev) +static netdev_tx_t bcm4908_enet_start_xmit(struct sk_buff *skb, struct net_device *netdev) { struct bcm4908_enet *enet = netdev_priv(netdev); struct bcm4908_enet_dma_ring *ring = &enet->tx_ring; -- 2.17.1