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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 C9506C11F67 for ; Thu, 1 Jul 2021 09:48:00 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7EC9461481 for ; Thu, 1 Jul 2021 09:48:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7EC9461481 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:51048 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lytId-0003IG-O9 for qemu-devel@archiver.kernel.org; Thu, 01 Jul 2021 05:47:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49088) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lytHO-0001um-IO for qemu-devel@nongnu.org; Thu, 01 Jul 2021 05:46:42 -0400 Received: from mail-ej1-x634.google.com ([2a00:1450:4864:20::634]:34467) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lytHN-0003vP-17 for qemu-devel@nongnu.org; Thu, 01 Jul 2021 05:46:42 -0400 Received: by mail-ej1-x634.google.com with SMTP id hr1so5983356ejc.1 for ; Thu, 01 Jul 2021 02:46:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1q3FhOHZuKfxKp+TQHtgN4PSg9Y2txmELaoYvzRhyY8=; b=Gc4RblwinBt3azhWjp8Tv84jgsC3tpHLRQm0xk2jhEh4tKMTnTz6+fscjfk0AM4uEC +xdv45j7zu21T82sYgcs6e7zE+n5TugY9MsoytBSj+C1Yj5DXuCWuJbHKcoWpX3vdBXo IciudbAd//twNssnvnR8bmVsYVCmPK4kBSEGiS0StKTbzp6NIyo7dLakouFxbkzh51qL fRmmNU73Ndz7j7xAOPYIbRSh+5y5z9he+GVtscH8mbrLC6RXeT1WnKn5ES08a+IluN7E vZZGzAhDilAuboZDWhiOADLX2TrZGkpZar82nmuSl+7pwuRNGt5wu6SwjWuNlTfFwgCo cegQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1q3FhOHZuKfxKp+TQHtgN4PSg9Y2txmELaoYvzRhyY8=; b=EYPqA4hg5bAgzd8DmGG2Pq0Sfos1bytHn/yut00NgdI8Qcp3L2IVMI8SDZi6NBG6n2 Mp1SvBXXcTgvE/Zo4pp8jlWY8qEAZqu8zavrdmJKPcfe3ba/tMgkbvVRYkVXu0nCq4Kw yR8jMfDqhSgIWWRLC7B0vLmtLB1aIuzcd3LkZ/dbQK63iE7j230eUFwAyZUKNcQtqnvl eQSF1CkoAfle3z2jG+r2U2CZfzj1BFLW43WgPEgpAUpLNpMyh5kJbZCE46QkHxfmVSbD 1smN0XGEUNoP/3GK5olPsITf6AvgUQYNSXofsSN93HgaFq+16R5SdPIFQkfVp4Ee53OI TRSQ== X-Gm-Message-State: AOAM533xrfXDHkmtABDrPWJTpGiFLZBUYFTti/LxbTxrho6KsZfPwCGE EzrhtGOCiqMmU1kptLjEtW4= X-Google-Smtp-Source: ABdhPJwFNXHn4mwY39P6cTntGWK+FWXIFRBn4q5ip33uTNTyduIQ1Mxb7QfkzywYFKQfLntR7ZN8zg== X-Received: by 2002:a17:907:2622:: with SMTP id aq2mr40473857ejc.48.1625132799686; Thu, 01 Jul 2021 02:46:39 -0700 (PDT) Received: from pek-vx-bsp2.wrs.com (ec2-44-242-66-180.us-west-2.compute.amazonaws.com. [44.242.66.180]) by smtp.gmail.com with ESMTPSA id d25sm14467479edu.83.2021.07.01.02.46.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jul 2021 02:46:39 -0700 (PDT) From: Bin Meng To: Jason Wang , qemu-devel@nongnu.org Subject: [PATCH 3/3] hw/net: e1000e: Don't zero out the VLAN tag in the legacy RX descriptor Date: Thu, 1 Jul 2021 17:46:51 +0800 Message-Id: <20210701094651.1258613-3-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210701094651.1258613-1-bmeng.cn@gmail.com> References: <20210701094651.1258613-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::634; envelope-from=bmeng.cn@gmail.com; helo=mail-ej1-x634.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng , Christina Wang , Markus Carlstedt Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Christina Wang In the legacy RX descriptor mode, VLAN tag was saved to d->special by e1000e_build_rx_metadata() in e1000e_write_lgcy_rx_descr(), but it was then zeroed out again at the end of the call, which is wrong. Fixes: c89d416a2b0f ("e1000e: Don't zero out buffer address in rx descriptor") Reported-by: Markus Carlstedt Signed-off-by: Christina Wang Signed-off-by: Bin Meng Signed-off-by: Bin Meng --- hw/net/e1000e_core.c | 1 - 1 file changed, 1 deletion(-) diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c index 38b3e3b784..738c7169e4 100644 --- a/hw/net/e1000e_core.c +++ b/hw/net/e1000e_core.c @@ -1286,7 +1286,6 @@ e1000e_write_lgcy_rx_descr(E1000ECore *core, uint8_t *desc, &d->special); d->errors = (uint8_t) (le32_to_cpu(status_flags) >> 24); d->status = (uint8_t) le32_to_cpu(status_flags); - d->special = 0; } static inline void -- 2.25.1