From patchwork Wed Aug 7 07:59:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Crispin X-Patchwork-Id: 11081461 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8451C112C for ; Wed, 7 Aug 2019 08:00:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 77822284A3 for ; Wed, 7 Aug 2019 08:00:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6BE3428770; Wed, 7 Aug 2019 08:00:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 78DD628837 for ; Wed, 7 Aug 2019 08:00:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728362AbfHGIAB (ORCPT ); Wed, 7 Aug 2019 04:00:01 -0400 Received: from nbd.name ([46.4.11.11]:33934 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728212AbfHGIAA (ORCPT ); Wed, 7 Aug 2019 04:00:00 -0400 Received: from pd95fd65c.dip0.t-ipconnect.de ([217.95.214.92] helo=bertha.fritz.box) by ds12 with esmtpa (Exim 4.89) (envelope-from ) id 1hvGrX-00038j-Cr; Wed, 07 Aug 2019 09:59:59 +0200 From: John Crispin To: Johannes Berg Cc: linux-wireless@vger.kernel.org, John Crispin Subject: [PATCH 2/4] mac80211: fix bad guard when reporting legacy rates Date: Wed, 7 Aug 2019 09:59:47 +0200 Message-Id: <20190807075949.32414-2-john@phrozen.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190807075949.32414-1-john@phrozen.org> References: <20190807075949.32414-1-john@phrozen.org> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When reporting legacy rates inside the TX Radiotap header we need to split the check u between "uses tx_statua_ext" and "is legacy rate". Not doing so would make the code drop into the !tx_status_ext path. fixes commit 3d07ffcaf320 ("mac80211: add struct ieee80211_tx_status support to ieee80211_add_tx_radiotap_header") Signed-off-by: John Crispin --- net/mac80211/status.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/net/mac80211/status.c b/net/mac80211/status.c index f984943cdabd..eaea07db83e7 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -327,13 +327,14 @@ ieee80211_add_tx_radiotap_header(struct ieee80211_local *local, /* IEEE80211_RADIOTAP_RATE */ - if (status && status->rate && !(status->rate->flags & - (RATE_INFO_FLAGS_MCS | - RATE_INFO_FLAGS_60G | - RATE_INFO_FLAGS_VHT_MCS | - RATE_INFO_FLAGS_HE_MCS))) - legacy_rate = status->rate->legacy; - else if (info->status.rates[0].idx >= 0 && + if (status && status->rate) { + if (!(status->rate->flags & + (RATE_INFO_FLAGS_MCS | + RATE_INFO_FLAGS_60G | + RATE_INFO_FLAGS_VHT_MCS | + RATE_INFO_FLAGS_HE_MCS))) + legacy_rate = status->rate->legacy; + } else if (info->status.rates[0].idx >= 0 && !(info->status.rates[0].flags & (IEEE80211_TX_RC_MCS | IEEE80211_TX_RC_VHT_MCS))) legacy_rate =