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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 345EFC432C0 for ; Wed, 27 Nov 2019 21:05:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0AD722086A for ; Wed, 27 Nov 2019 21:05:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574888753; bh=5Pdak+JPJzVEhoD/8rcgc5m8LdWqf4v8nm3VoE3IvzQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=I/bVegJcfbT90oOLxfs1+e2ozFw2NhtDt2nf74nbLu4nojIxxwXYaD1lXtHb4GbtW hBqe0OS/vIt2rimvXrHSedFA84WBPz8XTzsx+Ia01IIz9QAOGVDrLJVqgXwPZILH8y so3cObpXkyeq+LI0H/zB5RrcN9GJc4Q6ic8ZdSRw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731743AbfK0VFw (ORCPT ); Wed, 27 Nov 2019 16:05:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:59632 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727440AbfK0VFt (ORCPT ); Wed, 27 Nov 2019 16:05:49 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0C9EB21770; Wed, 27 Nov 2019 21:05:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574888748; bh=5Pdak+JPJzVEhoD/8rcgc5m8LdWqf4v8nm3VoE3IvzQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LpxKWBvmRTf7cRgPIsOxhPWFkbLE8B30tIPwqbBUVUcuzAB/OWu6rfi1CiCDCFcSp 3xDY81mpG5B+hRAGcruzzT/hAXPzJ0w3jnDsCktSdxGAgagqqKwWjvDZrYRMnSZM4x /SfPYU6C/D9BwdFA6OSUqkZmKjIDZqALJ4Vo9Q+w= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Johannes Berg , Sasha Levin Subject: [PATCH 4.19 254/306] cfg80211: call disconnect_wk when AP stops Date: Wed, 27 Nov 2019 21:31:44 +0100 Message-Id: <20191127203133.433190312@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191127203114.766709977@linuxfoundation.org> References: <20191127203114.766709977@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Johannes Berg [ Upstream commit e005bd7ddea06784c1eb91ac5bb6b171a94f3b05 ] Since we now prevent regulatory restore during STA disconnect if concurrent AP interfaces are active, we need to reschedule this check when the AP state changes. This fixes never doing a restore when an AP is the last interface to stop. Or to put it another way: we need to re-check after anything we check here changes. Cc: stable@vger.kernel.org Fixes: 113f3aaa81bd ("cfg80211: Prevent regulatory restore during STA disconnect in concurrent interfaces") Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- net/wireless/ap.c | 2 ++ net/wireless/core.h | 2 ++ net/wireless/sme.c | 2 +- 3 files changed, 5 insertions(+), 1 deletion(-) diff --git a/net/wireless/ap.c b/net/wireless/ap.c index 882d97bdc6bfd..550ac9d827fe7 100644 --- a/net/wireless/ap.c +++ b/net/wireless/ap.c @@ -41,6 +41,8 @@ int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, cfg80211_sched_dfs_chan_update(rdev); } + schedule_work(&cfg80211_disconnect_work); + return err; } diff --git a/net/wireless/core.h b/net/wireless/core.h index 7f52ef5693203..f5d58652108dd 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -430,6 +430,8 @@ void cfg80211_process_wdev_events(struct wireless_dev *wdev); bool cfg80211_does_bw_fit_range(const struct ieee80211_freq_range *freq_range, u32 center_freq_khz, u32 bw_khz); +extern struct work_struct cfg80211_disconnect_work; + /** * cfg80211_chandef_dfs_usable - checks if chandef is DFS usable * @wiphy: the wiphy to validate against diff --git a/net/wireless/sme.c b/net/wireless/sme.c index c7047c7b4e80f..07c2196e9d573 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -667,7 +667,7 @@ static void disconnect_work(struct work_struct *work) rtnl_unlock(); } -static DECLARE_WORK(cfg80211_disconnect_work, disconnect_work); +DECLARE_WORK(cfg80211_disconnect_work, disconnect_work); /* -- 2.20.1