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=-10.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 5D6C3C43387 for ; Mon, 7 Jan 2019 12:57:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A674206BB for ; Mon, 7 Jan 2019 12:57:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1546865843; bh=mB1D4nLrLuWydR1SgvPtK3zcUWWwgjlBTmqqiy1y8zs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=VemhQKeEa7OoPERWFI1e2jGbfBAL10OOmEXTb8AZOVuPChZQsV3QWs8pmRShUTZFY Y6h6naNFUnXypdm0FEu6Gkm+ktjb2EwbKKjMDbXe41f32eYL9J0NDyjCubMg8VZCOT Q385vydR6SJoHTKOfkrpiKqbpGRjIRG7bjVjXW9E= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729804AbfAGM5W (ORCPT ); Mon, 7 Jan 2019 07:57:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:44950 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729347AbfAGM5S (ORCPT ); Mon, 7 Jan 2019 07:57:18 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.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 42FB8206BB; Mon, 7 Jan 2019 12:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1546865836; bh=mB1D4nLrLuWydR1SgvPtK3zcUWWwgjlBTmqqiy1y8zs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tzJEF7sCuSiwJGfEvGV/A8Ew7fo/suHZbPhnLeCmRUCK+huj/9mpANDKncizN9y6w HFLZ8W0X6/vowloikmCIMfZ0ml1R7KXoxl3REvo+TJ8B6f6TnJ9mwFkDhJPCJOZrc8 vW9/Q4ZWggm26iw6tjXOxs0GGUzrBseIFnEuntSM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonas Gorski , Stijn Tintel , Kalle Valo Subject: [PATCH 4.19 132/170] brcmfmac: fix roamoff=1 modparam Date: Mon, 7 Jan 2019 13:32:39 +0100 Message-Id: <20190107104508.553438774@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190107104452.953560660@linuxfoundation.org> References: <20190107104452.953560660@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Stijn Tintel commit 8c892df41500469729e0d662816300196e4f463d upstream. When the update_connect_param callback is set, nl80211 expects the flag WIPHY_FLAG_SUPPORTS_FW_ROAM to be set as well. However, this flag is only set when modparam roamoff=0, while the callback is set unconditionally. Since commit 7f9a3e150ec7 this causes a warning in wiphy_register, which breaks brcmfmac. Disable the update_connect_param callback when roamoff=0 to fix this. Fixes: 7f9a3e150ec7 ("nl80211: Update ERP info using NL80211_CMD_UPDATE_CONNECT_PARAMS") Cc: Stable # 4.19+ Signed-off-by: Jonas Gorski Signed-off-by: Stijn Tintel Signed-off-by: Kalle Valo Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 11 +++++++++-- drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h | 2 +- drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c | 2 +- 3 files changed, 11 insertions(+), 4 deletions(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -5188,10 +5188,17 @@ static struct cfg80211_ops brcmf_cfg8021 .del_pmk = brcmf_cfg80211_del_pmk, }; -struct cfg80211_ops *brcmf_cfg80211_get_ops(void) +struct cfg80211_ops *brcmf_cfg80211_get_ops(struct brcmf_mp_device *settings) { - return kmemdup(&brcmf_cfg80211_ops, sizeof(brcmf_cfg80211_ops), + struct cfg80211_ops *ops; + + ops = kmemdup(&brcmf_cfg80211_ops, sizeof(brcmf_cfg80211_ops), GFP_KERNEL); + + if (ops && settings->roamoff) + ops->update_connect_params = NULL; + + return ops; } struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h @@ -404,7 +404,7 @@ struct brcmf_cfg80211_info *brcmf_cfg802 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg); s32 brcmf_cfg80211_up(struct net_device *ndev); s32 brcmf_cfg80211_down(struct net_device *ndev); -struct cfg80211_ops *brcmf_cfg80211_get_ops(void); +struct cfg80211_ops *brcmf_cfg80211_get_ops(struct brcmf_mp_device *settings); enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp); struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg, --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -1130,7 +1130,7 @@ int brcmf_attach(struct device *dev, str brcmf_dbg(TRACE, "Enter\n"); - ops = brcmf_cfg80211_get_ops(); + ops = brcmf_cfg80211_get_ops(settings); if (!ops) return -ENOMEM;