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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A321C3402F for ; Tue, 18 Feb 2020 02:00:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C99F20836 for ; Tue, 18 Feb 2020 02:00:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726299AbgBRCAJ (ORCPT ); Mon, 17 Feb 2020 21:00:09 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:10196 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726140AbgBRCAI (ORCPT ); Mon, 17 Feb 2020 21:00:08 -0500 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id B0213BD0F2FC8BAE92CD; Tue, 18 Feb 2020 10:00:03 +0800 (CST) Received: from localhost (10.133.213.239) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.439.0; Tue, 18 Feb 2020 09:59:56 +0800 From: YueHaibing To: , , , , , , , , , CC: , , YueHaibing Subject: [PATCH net-next] net: ena: remove set but not used variable 'rx_ring' Date: Tue, 18 Feb 2020 09:59:51 +0800 Message-ID: <20200218015951.7224-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.133.213.239] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org drivers/net/ethernet/amazon/ena/ena_netdev.c: In function ena_xdp_xmit_buff: drivers/net/ethernet/amazon/ena/ena_netdev.c:316:19: warning: variable rx_ring set but not used [-Wunused-but-set-variable] commit 548c4940b9f1 ("net: ena: Implement XDP_TX action") left behind this unused variable. Reported-by: Hulk Robot Signed-off-by: YueHaibing --- drivers/net/ethernet/amazon/ena/ena_netdev.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 081acf0..894e8c1 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -313,7 +313,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, struct ena_com_tx_ctx ena_tx_ctx = {0}; struct ena_tx_buffer *tx_info; struct ena_ring *xdp_ring; - struct ena_ring *rx_ring; u16 next_to_use, req_id; int rc; void *push_hdr; @@ -324,8 +323,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, req_id = xdp_ring->free_ids[next_to_use]; tx_info = &xdp_ring->tx_buffer_info[req_id]; tx_info->num_of_bufs = 0; - rx_ring = &xdp_ring->adapter->rx_ring[qid - - xdp_ring->adapter->xdp_first_ring]; page_ref_inc(rx_info->page); tx_info->xdp_rx_page = rx_info->page; -- 2.7.4