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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 48050C4321A for ; Wed, 23 Dec 2020 02:55:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22206205CA for ; Wed, 23 Dec 2020 02:55:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729191AbgLWCVD (ORCPT ); Tue, 22 Dec 2020 21:21:03 -0500 Received: from mail.kernel.org ([198.145.29.99]:45394 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729177AbgLWCVC (ORCPT ); Tue, 22 Dec 2020 21:21:02 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 84F872256F; Wed, 23 Dec 2020 02:20:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1608690046; bh=HuQ1a7NL/eqG3CrgPvm3P9scS+1eRc9Kh8npBoK90nc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QFcvy+LTo6qCcagv07bmvbHfgtiyYiI91Cyb0kHWORfi/1E39hyw6n6EsfnfR+Osg QphkeQsfHlpU4SS8lVQ2u/uYnujl2KcLjZL6kXo4JwnRXpklIOKdtHeS6tkpevnTDF n+LbbD11Y06mKt00h0EZVyhUcJCTkhuECm/kS0kVtUNciQ9MZy4kvUCRLnPRlkKwKX BJAViI8L2cd3p7RqKojYE6MPpBN8ycoPBg7PqHuQO61bCA01yKBTtJxB9QrESNfaYM g/dLYW5YWQ9OE13kEn5le8Pz+VdXJth3NlCEvB09W0iLfJSeTowTB5bISt4pzUoucF fFQkxiIDo1Zow== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ilan Peer , Luca Coelho , Johannes Berg , Sasha Levin , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 118/130] cfg80211: Save the regulatory domain when setting custom regulatory Date: Tue, 22 Dec 2020 21:18:01 -0500 Message-Id: <20201223021813.2791612-118-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201223021813.2791612-1-sashal@kernel.org> References: <20201223021813.2791612-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ilan Peer [ Upstream commit beee246951571cc5452176f3dbfe9aa5a10ba2b9 ] When custom regulatory was set, only the channels setting was updated, but the regulatory domain was not saved. Fix it by saving it. Signed-off-by: Ilan Peer Signed-off-by: Luca Coelho Link: https://lore.kernel.org/r/iwlwifi.20201129172929.290fa5c5568a.Ic5732aa64de6ee97ae3578bd5779fc723ba489d1@changeid Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- net/wireless/reg.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 0f3b57a73670b..e79d45f0ec232 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -2339,6 +2339,7 @@ static void handle_band_custom(struct wiphy *wiphy, void wiphy_apply_custom_regulatory(struct wiphy *wiphy, const struct ieee80211_regdomain *regd) { + const struct ieee80211_regdomain *new_regd, *tmp; enum nl80211_band band; unsigned int bands_set = 0; @@ -2358,6 +2359,13 @@ void wiphy_apply_custom_regulatory(struct wiphy *wiphy, * on your device's supported bands. */ WARN_ON(!bands_set); + new_regd = reg_copy_regd(regd); + if (IS_ERR(new_regd)) + return; + + tmp = get_wiphy_regdom(wiphy); + rcu_assign_pointer(wiphy->regd, new_regd); + rcu_free_regdom(tmp); } EXPORT_SYMBOL(wiphy_apply_custom_regulatory); -- 2.27.0